I tried solving it using a graphing calculator and by using a triangle with SohCahToa, and I believe the answer is 2/(45^(1/2)) but am told it's wrong. Please help?

I tried solving it using a graphing calculator and by using a triangle with SohCahToa, and I believe the answer is 2/(45^(1/2)) but am told it's wrong. Please help?

tanθ = [2x(x+1)]/(2x+1) find Sinθ and Cosθ

1.prove each identity sin (q)/1+sin (q)-sin q/1-sin(q)=-2 tan^ 2 (q) 2.(cos^2 q/1-sin q )- (cos^2/1+sin q)

whose solve this problum as early as possible

1.Determine the value of the central angle for θ for 0 q<2π 2.Determine the values of the central angle for θ for-2π q>4π

this question is from trignometry proving

NEED HELP ASAP

trignometry proving

What formula is needed to determine the length of x in a triangle using SOH CAH TOA

SIN ANGLE ADB/4P=SIN 0.7 (RADIANS)/6, WHERE P=1.86 THE ANSWER KEY GIVEN IS 0.9253 BUT THE ANSWER I GET FROM GRAPHIC CALCULATOR IS 0.79882993217...

Triangle ABC has a altitude BD. BA is 21. AC is 63. What is the value of altitude BD?

How to calculate the angle between two lines formed by connecting any set of numbers, For Example Line1 formed by connecting numbers 125, 132 and Line 2 formed by connecting numbers 110, 112 in a...

3 cos theta + cos 3 theta by 3 Sin Theta -sin 3 theta

x+2y-z=6 4x+2y+z=19 (x+2y)2 -z2 =24 I used the elimination method on the first two equations, eliminating the z and getting 5x+4y=25 After...

Suppose a robot has a straight arm 10 inches long that can rotate about the origin in a coordinate plane. If the robot's hand is located at (10, 0) and then rotates through an angle of −60°, what...

a) For what values of x does the instantaneous rate of change appear to equal 0? b) For what values of x does the instantaneous rate of change appear to reach a maximum value? A minimum...

sin[2 arccos(−3/5)] cos(2sin-124/25) tan(2 tan-1 3/7) b. sin(tan-1 -√3) cos(sin-1 1) tan(cos-1 0) )3/7sin 2...

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what is the sum of sin50 cos30 + cos50 sin30

i am reviewing and having questions. Is there any way to simplify tan(x)-5

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