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Trigonometric Functions
Page 9
Questions (1,502)
Angle a lies in the second quadrant and angle b lies in the third quadrant such that cos(a)=-3/5 and tan(b)=24/7. Determine an
5 answers
asked by
Zara
1,582 views
The average daily minimum temperature for Pablo’s hometown can be modeled by the function f(x)=15.3sin(πx6)+44.1 , where f(x)
5 answers
asked by
sammiexo
1,021 views
The average daily maximum temperature for Laura’s hometown can be modeled by the function f(x)=4.5sin(πx6)+11.8 , where f(x)
3 answers
asked by
sammiexo
2,155 views
The temperature of a liquid during an experiment can be modeled by the function f(x)=3.8cos(πx20)+2.2 , where f(x) is the
3 answers
asked by
sammiexo
2,068 views
Quadrant III, csc(theta)= -1.25, find tan(theta)
Quadrant IV, sec(theta)= 4/3, find cot(theta) Please provide the work for both.
4 answers
asked by
Arthur
1,099 views
For which value of theta is tan theta equal to sin theta?
a. pi/2 b. 2pi c. pi/3 d. 3pi/2
1 answer
asked by
Girly Girl
428 views
If sin(Θ)=-5/8 and 180° < θ < 270°, what is the value of cos(θ)?
−sqrt39/64 -sqrt39/8 **my answer sqrt39/64 sqrt39/8
2 answers
asked by
maple
1,267 views
If sin(theta)=12/13 when 0<theta<pi/2, what is the value of cos(theta/2)?
1 answer
asked by
Hailey Lepire
426 views
Which numbers if any, are NOT in the domain of f(x)=sin(x)/2+cos(x) ??
1 answer
asked by
Hailey Lepire
306 views
The line with equation a + 2b = 0 coincides with the terminal side of an angle θ in standard position and cos θ<0 .
What is
3 answers
asked by
Jenn
1,462 views
Sin x\2,cos x\2 and tan x\2 for sin x=1\4. x in II quadrant.
4 answers
asked by
Ash
349 views
cotxcosx/csc^2x-1
Please help me verify
2 answers
asked by
Hannah
446 views
sin(θ − ϕ); tan(θ) = 5/12
, θ in Quadrant III, sin(ϕ) = − square root 10 over 10 ϕ in Quadrant IV Please help last one
2 answers
asked by
Andy
1,191 views
how to find the value of sec theta -15/4 and Tan theta 12 when theta is greater than zero and less than 360
1 answer
asked by
amy
358 views
what are the intercepts of the graph of f(x)=4cos^2 -3 on the interval [0, 2pi]?
2 answers
asked by
Anonymous
1,237 views
Over which of the following domains is f(x) = csc(0.1x + 1.2) defined at all points and invertible?
a. x = [0,10] b. x = [10,20]
4 answers
asked by
bean
1,553 views
335sin59 over x
1 answer
asked by
Awonke
287 views
The angle θ lies in Quadrant II .
sinθ=34 What is cosθ ? −√7/4 < MY CHOICE √7/4 3/4 −3/4
2 answers
asked by
Emma
552 views
What is the single trigonometric function of (Cos 20 degrees) (Cos 30 degrees)-(Sine 20 degress) (Sin 30 degrees)
3 answers
asked by
mac
1,438 views
explain how to do these with please. I was out a couple of days so give clear instructions.
1. sin(π/2-ϴ)secϴ 2.
1 answer
asked by
save me
322 views
explain how to do these with please. I was out a couple of days so give clear instructions.
sin(π/2-ϴ)secϴ cot(π/2-x)cosϴ
3 answers
asked by
Anonymous
334 views
can sec θ = negative 5
1 answer
asked by
Ashley
248 views
if sec theta =13/12 then find the value of sin theta and cot theta
1 answer
asked by
jamima akhter
609 views
cos 56 above
1 answer
asked by
barara
280 views
find tan(-x) if cot (pi/2 -x)=-1.84
3 answers
asked by
Emma
76 views
Has a negative -5/13
Steve. If angles x and y are in the same quadrant and sin x =3/5 and cos y= -5/13 determine the value of sin
1 answer
asked by
Luke
358 views
If angle x and y are in the same quadrant , and sin x=3/5 and cos y=5/13, determine the value of sin(x-y) .
2 answers
asked by
Luke
898 views
Find the exact value of the trigonometric function given that sin u=3/5 and cos v=-8/17. Both u and v are in quadrant II. Tan
2 answers
asked by
Lynn
1,269 views
if sinA=-(12/13) and -90<A<0, find without using calcuator, the value of cot(90-A)
2 answers
asked by
AlexMaths
542 views
sin A=-4/5;A in Quadrant 4 and csc B=-7/3;B in Quadrant 3.
What is the value of the expression cos(A-B)?
1 answer
asked by
Manuel
453 views
tan A=-4/5;A in Quadrant 2 and cos B=-5/13: B in Quadrant 3.
What is the exact value of the expression cos(A+B)?
3 answers
asked by
Math
515 views
Given tan(A) = 2 and A is in Quadrant I, find cos(2A).
A. 0 B. 1 C. 1/2 D. -3/5
2 answers
asked by
Iris
655 views
Just confused. Given tan(A) = 2 and A is in Quadrant I, find sin(2A).
A. 0 B. 1 C. 1/2 D. 4/5
1 answer
asked by
Iris
372 views
Given Tan(A) = 5 in Quadrant III and Sin(B) = ⅔ in Quadrant II, what is the Quadrant of A-B?
2 answers
asked by
Sade
751 views
tan theta = 1/2, what's sec theta?
1 answer
asked by
Jade
294 views
csc theta = sqr root of 5, what is cot theta?
1 answer
asked by
Jade
333 views
sine theta = 1/3 and cos theta = 2/3,
find tan theta
1 answer
asked by
Meilani
271 views
sin theta = 1/4, find sin (-theta)
1 answer
asked by
Meilani
339 views
csc theta = (sqr root 5) over 15, find sine theta
3 answers
asked by
Sam
486 views
Hi Tutors,
I've tried solving the problem below, but I keep getting it wrong. I've solved 3 similar questions thanks to Reiny and
3 answers
asked by
chizoba
552 views
Use the given information to determine the values of sinθ, cosθ, and tanθ.
tan2θ=7/11 ; π<2θ<3π/2 Please show work
4 answers
asked by
chizoba
596 views
Given sin(α)=4/5 and 0<α<π/2, find the exact value of sin(α/2).
3 answers
asked by
tor
352 views
Given sin(α)=4/5 and 0<α<π/2, find the exact value of sin(α/2).
3 answers
asked by
tor
513 views
Suppose
cos(u)=3/5 and sin(u) is positive. sin(u)= sin(u−π)= cos(u−π)= sin(u−π/2)= cos(u−π/2)=
3 answers
asked by
tor
498 views
Given tan(α)=√3/3 and 0<α<π/2, find the exact values of the remaining five trigonometric functions.
3 answers
asked by
tor
650 views
Without using a calculator, what is the exact value of
sec(arctan(12/5)) - sin(arccot(3/4))
3 answers
asked by
Michael
884 views
What are the six trigonometric functions of 2010 times pi?
1 answer
asked by
Melannie
384 views
if sec theta =sqrt -20/3 state the exact value of tan theta
1 answer
asked by
Anonymous
279 views
[Note: This one... is super hard for me :( I really need help. please. I only have 2 hours left and I have no idea what I'm
3 answers
asked by
Amber
570 views
For the following values of t find (a) the reference number of t and (B) the terminal point determined by t
17pie/4
3 answers
asked anonymously
36 views
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