Total questions 72000
To solve this, you need to find values of x where cos(x) = xsin(x) An easy answer to this would be x=0 because cos(0) = 0 and...
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2cos2x - cosx -1 = 0 Factor: (2cosx + 1)(cosx - 1) = 0 cosx = {-.5, 1} x = {...0, 120, 240, 360,...} degrees
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The problem x = 2 sin x cannot be solved by using algebraic methods. One solution is to draw the graphs of y = x and y = 2 sin...
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first divide each side by 2 so you get... sine^2(X)=1/2 Then make sine ^2(X)=sine(x^2) SO you get... sine(X^2)=1/2 Then take...
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Let 'theta' = A [as 'A' is easier to type] sec A - 1/(sec A) = 1/(cos A) - cos A = (1 - cos^2 A)/(cos A) = (sin^2 A)/(cos A) ...
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Suppose a sine wave of the form y = A*sin(k) with A = amplitude or maximum value of the function y (namely when k = pi/2 or...
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There are 6 basic trig functions. sin(x) = 1/csc(x) cos(x) = 1/sec(x) tan(x) = sin(x)/cos(x) or 1/cot(x) csc(x) = 1/sin(x) ...
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They are the projections, onto the x and y [Cartesian] axes, of a point whose polar coordinates are (R, theta).It's a common Trig...
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The formula for converting radians to degrees is the given angle in radians multiplied by (180 degrees / pi), so in this case, 7...
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This would be pi/4 radians or 45 degrees.
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(/) = thetasin 2(/) = 2sin(/)cos(/)
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It is a trigonometric function, equivalent to the sine of an angle divided by the cosine of the same angle.
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arcsin(1) arccos(0)
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Without an "equals" sign somewhere, no question has been asked, so there's nothing there that needs an answer. Is it the sum...
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This is so much work that it is not worthwhile to do in practice, although the formulae themselves are actually quite simple. The...
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The answer is cos A if that is what you're looking for. cos A = 1/ (sec A)
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cos(A + B) = cosAcosB - sinAsinB, with A=B, cos(2A) = cos2A - sin2A, then you can use cos2A + sin2A = 1, to produce more, like:...
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Injuria sine damno means violation of a legal right without causing any harm.
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If a kind of lizards get doubled in its population within 50 months, what will be the duration for them to get tripled. Usually...
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Yes they are. Both have a a period of 2 pi
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A trapezium is a quadrilateral (a four sided figure) where no two sides are parallel. This is the American English usage. The...
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When proving an identity, you may manipulate only one side of the equation throughout. You may not use normal algebraic...
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Cotan(theta) is the reciprocal of the tan(theta). So, cot(theta) = 1/2.
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Sin doesn't mean something naughty. It is an abbreviation for sine, and that word together with cosine and tangent are used in...
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For a start, try converting everything to sines and cosines.
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A sphere is not usually divided into 4 quadrants. Dividing by 2 along each of the 3 orthogonal axes partitions the sphere into 8.
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-12/SQRT(145)
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Yes. (Theta in radians, and then approximately, not exactly.)
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Since the 4th century AD, Pythagoras has commonly been given credit for discovering the Pythagorean theorem, a theorem in...
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There is no value cot 0, because cot 0 is equivalent to 1 / tan 0, which is equivalent to 1 / 0, which is undefined. That said,...
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Mag(3 - 9i) = sqrt(32 + 92) = sqrt(9 + 81) = sqrt(90) or 3*sqrt(10)
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ax2 + bx + c = 0 , find the value of x . b2-4ac>o x is real (2 different values will solve) b2-4ac=o -> a double root (a...
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100 Crore is the Answer. Here is in Detail. 10^6 = 1 Million 10^9 = 1 Billion 10^12 = 1 Trillion 10 Lakh = 1 Million100 Lakh...
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(1/3) * pi * r2 * h - or - 3.14159 *r2 * l * 4/3 where:pi = constant 3.14159...r = radius of baseh = vertical heightl = length...
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You don't Perhaps your question is very poorly articulated. You don't "convert" a diameter to "square feet." You calculate a...
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Period = 1/frequency = 1/50,000 = 0.00002 second = 20 microseconds
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They are all ratios for triangles found by dividing one side of a triangle by the others. Ex: sine=opposite side/hypotenuse
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Psychogeometry is the idea of an energy source, or extremely low level framework, based around a physical location. Some people...
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cot theta=tan(90-tetha)
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It takes a well-educated parent who has understanding of these topics to teach them. Alternatively a tutor may be employed....
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A 11 sided shape is called a hendecagon.
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Acute . . . less than 90° Right . . . 90° Obtuse . . . more than 90° and less than 180° Straight . . . 180° Reflex . . ....
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Trisect.
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You don't have buttons for cotangent, secant, and cosecant because you don't need them. Just invert. Cotangent is 1 over tangent,...
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Hipparchus is the father of trigonometry and he was a Greek astronomer who lived between 190-120 B.C. He is considered as the...
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Spherical trigonometry is important because the Earth is a sphere, not a plane, so if you wanted to get the distance between one...
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dai ka maxhit
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to know how much will you kotong
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As the bowl is hemispherical in share, tilting it does not change the shape of the water, and so its depth remains the same. ...
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Sine can be found in degrees by taking the length of the opposite side and hypoteneuse. Then divide the opposite side by the...
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The arcsine is the angle whose sine is equal to the given value. arcsine is also called sine inverse (sin-1 ) if sin 30o = 1/2...
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The first recorded use of trigonometry came from the Hellenistic mathematician Hipparchus circa 150 BC, who compiled a...
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In degrees they are the same value.
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The difference between plane and spherical triangles is that plane triangles are constructed on a plane, and spherical triangles...
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adenine dinucleotide phosphate
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The sin of 30 is sqr(3)/2so 6 * sqr(30) is 6 * sqr(3)/2this is also 6/2 * sqr(3) which simplifies to 3 * sqr(3) which is...
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Tanx can be written as tan0.5x by dividing it by 2. tanx1/2=tan0.5x
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How to play Whole Number DaMath · Set the starting position of the chips as follows: 'Red Chip' Player whole nos. ...
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Pythagorean Theorem works only with right triangles. There is no way to find the third side given only the length of two sides....
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Yes, all geometry planes are infinite and have lines going in every direction, except it doesn't look like that when you see a...
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The name given to this type of angle is a reflex angle. Additional: An acute angle is less than 90 degrees. An obtuse angle is...
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If you meant "Pythagorean Theorem" , the uses are almost infinite. It is associated with finding the length of the "hypotenuse"...
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972 cubic ft
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2 sin (Θ) + 1 = 0 sin (Θ) = -1/2 Θ = 210° Θ = 330°
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Trigonometry is the study of plane and spherical triangles. Plane trigonometry deals with 2 Dimensional triangles like the ones...
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A trapezium is (according to some) another name for a trapezoid. It is a quadrilateral (it has 4 sides) with only one pair of...
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It depends on the person's height. Or, more precisely, the distance between the ground and the center of the eyeball. But...
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Sin2(theta) + cos2(theta) = 1 for the same reason that the sides of a right triangle squared equal the hypotenuse squared - The...
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A *fault* is a slip or crack in the earths crust.
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many
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-8x-5y-45 is not an equation. An equation requires an equal sign in there somewhere. If you meant -8x-5y=45, then there are many...
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They are congruent.
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It's an equilateral triangle whose legs are all 90-degree arcs. Here's a quadrantal triangle on the earth: -- Start at the...
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A horizontal angle is an angle between lines on a horizontal plane.
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Two types of trigonometry are recognized: planar and spherical. Planar is 2-dimensional, while spherical is 3-dimensional. Though...
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the founder of trigonometry, algebra & calculus is a hindu (india) mathematician BUDHAYANA. =]
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Trigonometry is a branch of mathematics that solves problems relating to plane and spherical triangles. Its principles are based...
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The site is down for the moment. It happens a lot.
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How do you calculate the centroid of a trapezium when using geometic picture
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A real-life example of an ellipse is the path that some heavenly bodies travel in space. Earth's path around the sun is...
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Surveyors and engineers. Please see the related link that talks about theodolites, who uses them, how they work, and a few neat...
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Theta is most often used to represent unknown angles, especially in the study of trigonometry. Theta represents an angle in...
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First we look at the double-angle identity of cos2x.We know that:cos2x = cos^2x - sin^2xcos2x = [1-sin^2x] - sin^2x.................
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In a circle ,there are 4 quadrants,each quadrant have 90 degree angle, therefore 4x90=360 degree so 361 degree angle will be in...
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Since sin(theta) = 1/cosec(theta) the first two terms simply camcel out and you are left with 1 divided by tan(theta), which is...
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AnswerIt's an inference or infer
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ocean waves/ sound waves and it is also used in finding out the distances between planets and all.
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