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Trigonometric Functions
Page 10
Questions (1,502)
Suppose that cos θ = 12/13 and that θ is a Quadrant IV angle.
(a) Find the exact value of sin θ. Show work. (b) Find the exact
4 answers
asked by
Tony
1,672 views
Find the exact value of the trigonometric function at the given real number
Csc(-3pie/4)
3 answers
asked anonymously
31 views
what is the exact value of tan 105 degrees
4 answers
asked by
fortue
2,822 views
Consider the function
f(x)=-5cos((2/3)x-(pi/6)) a). Is there a reflection? Does the graph start at a maximum, a minimum, or an
2 answers
asked by
Amber
1,038 views
I really need help on this. Can someone show me step by step how to do this plz.
Solve the follow: csc (tan^-1(x))
3 answers
asked by
Nicolle
415 views
Suppose tan(theta)=5/7 and theta belongs to Quadrant III, find the exact value of sec(theta)?
I already took the steps to solve
3 answers
asked by
Giovanni
681 views
The terminal side of θ in standard position contains each point. Find the exact values of the six trigonometric functions of
1 answer
asked by
Anonymous
955 views
sec = 7/2 and is in Q1, then what is double angle of tan?
1 answer
asked by
PLEASE HELP ME
390 views
what is the equation involving sine that models a periodic function with an amplitude of 2, a period of 2ð/3, and a horizontal
1 answer
asked by
jared
458 views
sin 25° cos 35° + cos 25° sin 35°
3 answers
asked by
EBB
1,762 views
given that θ=5/9 and pi/2<θ< pi, find the values of the other 5 trigonometric functions of θ
1 answer
asked by
Jamie
389 views
Write in terms of cos and sin function.
cotx*secx I know cotx = cosx/sinx and sec x= 1/cos x. but how do i solve it?
2 answers
asked by
Math
497 views
1. Write in terms of cos and sin function.
cotx*secx Show work.
1 answer
asked by
Bimo
409 views
Lim h approaches 0 sin(pi/3+h)-sin(pi/3)
5 answers
asked anonymously
41 views
suppose that the angle theta is in the second quadrant, and that sin(theta)=1/3. Find exact values for cos (theta) and csc
3 answers
asked by
alicia otto
1,535 views
How do i write this as a single trigonometric function??
(2sin pi/12)(cos pi/12)
1 answer
asked by
Maxx
441 views
how do i solve so left hand side equals right hand side?
cos2x=(1-tan^2x)/(1+tan^2x)
1 answer
asked by
Manny
377 views
If tan theta equal - square root of 22 divided by 11 and pie/2 is less than theta and theta is less than pies, what is the cos
3 answers
asked by
Stephanie
439 views
sin^4x
1 answer
asked by
Billy
274 views
Find the exact values requested. No decimal approximations.
Given that cot θ = 4 for an acute angle θ, A. Find sinθ. B. Find
2 answers
asked by
brittney
680 views
f(x)=5sin^2x-8cos^5x [0,5 1.5]
2 answers
asked by
Anonymous
1,023 views
In questions 2A, 2B, and 2C below, find the exact values using the given information:
sin α = 1/6 with α between 0 and π/2 sin
1 answer
asked by
ashley
458 views
Determine the sine of the product of -16.8x3/7
3 answers
asked anonymously
38 views
The point (3, -4) is on the terminal side of an angle(theta) . What is cos(theta)
3 answers
asked by
jj
1,438 views
2sinθ cosaθ cotθ
1 answer
asked by
Anonymous
319 views
If cot theta = -12/5 and the terminal side of theta lies in quadrant II find secant theta
2 answers
asked by
Lara
1,243 views
If tan theta = a/b, where a and b are positive, and if theta lies in quadrant III, find sin theta
2 answers
asked by
Eka
676 views
Let cos 67.5° = [√(2(+√2)]/2, find tan 67.5°. Show work and simplify.
I'm not too sure if i'm doing this correct. I know
2 answers
asked by
Jane
774 views
Find the exact value of sin345 degrees using a sum or difference formula.
I got (-sqrt6 + sqrt2)/4. Is this right?
2 answers
asked by
Anonymous
673 views
y=tanx
-2π≤x≤2π y=cotx -2π≤x≤2π y=cscx -2π≤x≤2π y=secx -2π≤x≤2π
1 answer
asked by
Reina Bonilla
416 views
Suppose Start Fraction pi Over 2 End Fraction less-than theta less-than pi and sine theta equals Start Fraction 2 Over 5 End
2 answers
asked by
mary
520 views
The temperature, throughout the year, in a particular town can be graphed using trigonometric functions. On July 24th, the
2 answers
asked by
Chris
619 views
Identify the equation of the mid-line for the function y = 2 tan(theta + pi/2) - 4.
1 answer
asked by
Sammantha Avants
337 views
The length of a day in Philadelphia, Pennsylvania, is given by the sinusoidal function, f(t), which represents the number of
2 answers
asked by
Ellie
999 views
I've done this one multiply times yet it never seems to work out, I'm supposed to simplify yet it never works out
tan(csc^-1(x/x-
1 answer
asked by
Anna
315 views
find an exact value for sin (3pi/8)
4 answers
asked by
yani
2,645 views
given that x is in quadrant 1 and that sin x = 2/3, find exact values for:
is this correct? 1) sec (30° + x) = -3/√15 2) cos
1 answer
asked by
o
375 views
given cotθ = (1/2) √7, find sinθ and cosθ in quadrant I
cotθ = x/y would 1/2 be the x and √7 be the y?
1 answer
asked by
coco
367 views
y=10cos(2π/3)(x-.3)+50
x=17.2 i plugged this into the calculator and i got -34.5, but the answer is 43.3 how do i get that
5 answers
asked by
mary
497 views
Given that sec 3π/10 ≈ 17/10 and csc 3π/10 ≈ 17/14, find the following:
1. sin 3π/10 ≈ 14/17 (is this one correct) 2.
2 answers
asked by
a
551 views
Evaluate the two trigonometric functions using its period as an aid.
1. cos (9pi/2) = ? Ans: 0 2. cos (-9pi/2) = ? Ans: 0
3 answers
asked by
Anonymous
556 views
cos 13 pi = ?
3 answers
asked by
Anonymous
450 views
What is the exact value of sin 225
4 answers
asked by
Daisy
1,540 views
Find theta if sin(theta+36°)=cos theta where theta +36 is an acute angle
4 answers
asked by
Amrit
1,051 views
If cos 20=m determine the values of the following in terms of m. (a) cos(-200) (b)sin 250 (c)sin 20 thanks
2 answers
asked by
jenni
756 views
For 90<theta<180, cos theta = -(5/13). Which is sin theta?
1. - sqrt 13/9 2. - sqrt 9/13 3. sqrt 9/13 4. sqrt 13/9 3?
5 answers
asked by
Anonymous
390 views
Find the values of sin 0, cos 0, and tan 0ćif the angle 0ćis in standard position and its terminal side passes through the
1 answer
asked by
justin
418 views
Explain the difference between sin^-1(x) and 1/sin(x), Are there different expressions for both these functions?
1 answer
asked by
Andrea
346 views
If tan x = -sq rt3/3 and cos x = -sq rt3/2, the measure of <x is?
1 answer
asked by
Patti
364 views
I have two problems I am stuck on, if you could show me how to solve the problems it would be much appreciated.
1) Find sin 2x,
4 answers
asked by
Holly
3,682 views
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