622 Answered Questions for the topic Trig

11/08/19

Sum and Difference Formulas
Express the following as a function of a single angle.tan145°+tan85°/1-tan145°tan85°
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11/08/19

Sum & Difference Formulas
Express the following as a function of a single angle.tan(-34°)+tan(-110°)/1-tan(-34°)tan(-110°)
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11/06/19

Sum & Difference Formulas
Find sin105° without using a calculator.
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11/05/19

Sum and Difference Formulas
Express cos(60°)cos(-20°)-sin(60°)sin(-20°) as a function of a single angle.
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11/04/19

Given that sin(a) = 3/5 and cos(b) = − 1/3 , with a and b both in the interval π/2 , π , find the exact values of sin(a + b) and cos(a − b).
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11/01/19

Trig Question Thank You In Advance
Solve for x by factoring where pi/2 ≤ x ≤ pi.3 csc x cot^2 x = csc x
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11/01/19

Trig Question, Solve For X

Solve for x where pi/2 ≤ x ≤ 3pi/2.- 4cos^2 x + 4sqrt(2) sin x + 6 = 0.When I did the problem I got 5pi/6, but I am not sure if that is correct.
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10/29/19

Trig Question, Please Help If You Know How To Do The Problem
I keep having to ask for help with this lesson, so if you have time time and are able to help me, step-by-step would be a huge help. Find x where pi ≤ x ≤ 2pi. 4 cos^2 x - 2 = sec^2 x - tan^2 x
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10/28/19

Trig Question, Help Needed Fast
find x where 0 ≤ x ≤ 2pi. cos x - tan^2 x=1. give your answers as a fraction ordered from least to greatest.
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10/25/19

Trig Class Question, Please Help If You Can
Find x where 0 ≤ x ≤ pi/2.5sqrt(3)/3 cos x= 1 + sqrt(3) cos x
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10/24/19

Please Help! Quadratic Work!
Solve for x where 0 ≤ x ≤ 2pi.cot^2 x + 2 cot x +1 = 0.
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10/24/19

Solve cot (x) - sqrt(3)=0, [0, 2pi)
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10/24/19

Solve for exact solutions csc(4x)=1 [0,2pi)
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10/23/19

Trig Question Help Really Needed
Solve for x where 0 < x < pi/2.4sqrt(3) csc x -4 - 3 csc^2 x = 0
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10/23/19

quadratic equation help in my trig class needed
solve for x where pi ≤ x ≤ 2pi.tan^2 x + 2sqrt(3) tan x + 3 = 0.
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10/23/19

Trig Question! Thank you in advance!

Solve for x where pi ≤ x ≤ 2pi.sin^2 x - cos^2 x / cos^2 x = 0
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10/23/19

Quadratic Equation! Please Help!
Solve for x where 0 ≤ x ≤ pi.sec^2 x + 3 sec + 2 = 0.(the answers should be given as fractions, from least to greatest)
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10/23/19

Please Help! (Quadratics)
The problem says to solve for x where 0 ≤ x ≤ 2pi.cot^2 x + 2 cot x + 1=0. It also says that the answers should be given as fractions?
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10/22/19

Please Help!!! I'm not sure how to solve this.

how would i solve this equation for x where pi ≤ x ≤ 2pi? sin^2x-cos^2x ÷ cos^2x=0. it says that the answers should be entered as fractions. i know the steps but i can't figure out where i am going... more
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09/29/19

Given geometric sequence tn. Find S13 if t1=5 , r=2.

S13=___?___PLEASE HELP ME AND THANK YOU VERY MUCH IF YOU DO!!
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09/28/19

Simplify: 2(sin^6(a)+cos^6(a))-3(sin^4(a)+cos^4(a))-sin(2π-a)+1
PLEASE HELP ME WITH THIS TRIG!!!! THANK YOU IF YOU DO!!!!
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09/23/19

Vertical Translation
Find an equation for a sine function having an amplitude of 3, period of 4pi, horizontal shift of 2pi to the left, and a vertical shift of 1.
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09/23/19

Vertical Translations
Find a cosine equation having the following characteristics:amplitude= 2period= 8pihorizontal shift= 4pivertical shift= -2Thank you in advance!
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09/23/19

Vertical Translations!
Find an equation for a cosine function having an amplitude of 2, a period of 2pi, horizontal shift of pi/2 to the right, and a vertical shift of -5.
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09/21/19

Vertical Translations!
A sine function has an amplitude of √2, period of 8pi, horizontal shift of pi, and a vertical shift of 1.What is the y-value of the positive function at x=4pi?
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