Search 72,450 tutors

# csc^2 theta divided by cot theta

I need help solving this problem

# sec(t)sin(t)]/tan(t) - 1

I need to know how to solve this equation

# may i have help?

complete the identity: csc (t) sin(t) + cos(t)=

# help with this problem?

determine the exact value of sin (5π/8)

# how to determine exact value?

determine the exact value of cos (5π/12)   1.) √2/4 + √3/4   2.) √3 -1/ 4   3.) √6/4 - √2/4   4.) 1/2 + √3/4   5.) √6/4 +...

# may i have some help?

find sin (a-b) if sin (a)= 3/5 where a is in the second quadrant  and cos (b)= 15/17 where b is in the first quadrant   1.) 36/85   2.) 84/85   3.) 13/85   4...

# use the angle sum or difference identity to find the exact value of sin 15 degrees

I don't understand what to do after i the two numbers like (45-30)

# Find the value of sin ø, if tan ø = 4; 180°<ø<270°

Need help with this question

# Trigonometric identities

(tanV+1)^2(tanV-1)^2=2sec^2V

# Trigonometric identities

tanU(cscU-sinU)=cosU

# Trigonometry Question Help!

Can you help me with my trigonometry 1 question assignment? Can you also provide an explanation to support the answer?   1. What us the slope of any line perpendicular to the line 4x-2y=10...

4-4cos(π/5)

# cos^2 x -1/2sin2x=0

find the exact degree values over the given intervals. 0 deg< x < 360 deg

# Solve for x: sin (inverse) x + sin (inverse) 2x = pi/3

Solve for x: sin (inverse) x + sin (inverse) 2x = pi/3   [ sin (inverse) refers to the inverse function of sine. Also written as sin^-1 ]

# if f(x)=3-x^2 find f(-2)

if f(x)=3-x^2 find f(-2)

# Trigonometry problem

London eye. The wheels 32 passenger capsules are attatched to the external circumfrence of the wheel and are rotated by electric motors. Each excursion lasts the lenght of time it takes to complete...

# Prove tan(a+b)

Q 5 (a) prove that     tan(A+B) =    tan A+tan B                                  ...

# Trigonometry

Show that 2 tan20° + 4 tan40° + 8 tan 80° = 9(cot10° - tan10°).     Thank you :)

# Trigonometry

Given that cotθ=k and that θ is acute, express tan3θ in terms of k.   Ans: (3k2-1)/(k)(k2-3)         Thank you :)

# Trigonometry

(i) Given that cos A =3/5 and cos(A+B) =-5/13, where A and B are acute, evaluate sin B.   (ii) Another acute angle C is such that sin C=12/13. Find sin(A+B+C).   (iii)...