9,261 Answered Questions for the topic trigonometry

07/09/21

How can I find the value of sin(sin^-1(4/5)+tan^-1(5/12)) without using calculator?.Use angle sum or different identities.

Please help me in this..Tomorrow is my exam.
Trigonometry Math Trig

07/09/21

trigonometric equations

Solve 6sin(3x)=3 for the two smallest positive solutions A and B, with A < BA =   B =   Give your answers accurate to at least two decimal places.
Trigonometry Math

07/09/21

trigonometric math

Solve 3cos(3x)=2 for the smallest three positive solutions.Give your answers accurate to at least two decimal places, as a list separated by commas
Trigonometry Algebra 1 Algebra 2 Sat

07/09/21

Find all the values of x, in between the range [0,2π] for the following equation. 2sin(3x)+3cos(3x)=0

Please do it in step by step..I got stuck in this math..It's urgent.
Trigonometry Math Algebra 2

07/08/21

Algebra 2 Trig Problem

I really only need the area of the side of the house explained, I'm stuck and don't know how to do it. Here's the problem:Sally had just got her license and the first night her parents said she... more
Trigonometry

07/08/21

CALCULATING ANGLES

A 3m ladder is leaning against a vertical wall with its foot 1,5m from the base of the wall. How high does the top of the ladder reach and what angle does the ladder make with the floor if its... more
Trigonometry

07/08/21

Trigonometry Problem

A wooden flagpole is embedded 3m deep at one corner of a concrete horizotnal slab, square in form and measuring 20ft on a side. A storm broke the flagpole at a point 1m above the slab and inclined... more

07/07/21

The phone company NextFell has a monthly cellular plan whera customer pays a flat monthly fee and then a certain amount of money per minute used on the phone.

The phone company NextFell has a monthly cellular plan where a customer pays a flat monthly fee and then a certain amount of money per minute used on the phone. If a customer uses 500 minutes, the... more

07/07/21

Given the function f(x) = 3 + 3x^2

f(a)=f(a+h)=  f (a+h)−f (a)/h
Trigonometry Math Calculus Precalculus

07/07/21

How would I solve this on the interval?

How would I solve this equation on the interval? I know to subtract something but after that I am lost.4 csc 𝑥 + sin 𝑥 + 5 = 0
Trigonometry

07/05/21

Solving equations in trigonometry

Determine tan(a-b), given that cos a = 3/5, sin b = 1/2 and both a and b are in the first quadrant.
Trigonometry Addmath

07/05/21

given sec x=-4 and 90<x<180. find the value of each of the five trigonometric functions

given sec x=-4 and 90<x<180. find the value of each of the five trigonometric functions
Trigonometry Addmath

07/05/21

given sec x=-4 and 90<x<180. find the value of each of the five trigonometric functions

given sec x=-4 and 90<x<180. find the value of each of the five trigonometric functions
Trigonometry Math Algebra

07/03/21

The Royal Fruit Company produces two types of drinks. The first type is 60% pure fruit Juice, and the second type is 85% pure fruit juice. The company is attempting to

The Royal Fruit Company produces two types of fruit drinks. The first type is 60% pure fruit Juice, and the second type is 85% pure fruit juice. The company is attempting to produce a fruit drink... more
Trigonometry Math Calculus Precalculus

07/02/21

Verify the identity

How would I verify this identify. Thank you.2 sin (𝜋/4 + 𝑥−𝑦/2) cos (𝜋/4 + 𝑥+𝑦/2) = cos𝑥−sin𝑦
Trigonometry Math Calculus Precalculus

07/02/21

How would I write this as a sum or difference?

Cos x/2 cos 3x/2I know I would use one of the products to sum or sum to product formulas. however I don't know which one to use nor how I would use it in this problem. Thank you.
Trigonometry

07/02/21

Trigonometric Ratio of Any Angle

Find tan x if x is in the standard position on the coordinate plane and the point (3,4) is on the terminal side of x.
Trigonometry

07/02/21

Find the values of the trigonometric functions of 𝜃 from the information given. cot(𝜃) = − 7/9 , cos(𝜃) > 0

sin(𝜃)  =      cos(𝜃)  =      tan(𝜃)  =      csc(𝜃)  =      sec(𝜃)  = 
Trigonometry

07/02/21

Find the values of the trigonometric functions of 𝜃 from the information given. cos(𝜃) = 3/16 , sin(𝜃) < 0

sin(𝜃) =   tan(𝜃) =   csc(𝜃) =   sec(𝜃) =   cot(𝜃) =   
Trigonometry

07/01/21

Assuming t is the number of hours since midnight, find an equation for the temperature, D, in terms of t.

Outside temperature over a day can be modelled as a sinusoidal function. Suppose you know the high temperature for the day is 55 degrees and the low temperature of 35 degrees occurs at 5 AM.
Trigonometry

07/01/21

Solve 7 sin ( 3 x ) = 5 for the two smallest positive solutions A and B, with A < B

What is A and B?A=B=
Trigonometry

07/01/21

Find all solutions to 2 cos ( θ ) = 1 on the interval 0 ≤ θ < 2 π

Trigonometry

07/01/21

Find all solutions to 2 sin ( θ ) = − √ 3 on the interval 0 ≤ θ < 2 π

Trigonometry

07/01/21

How many minutes of the ride are spent higher than 27 meters above the ground?

A Ferris wheel is 35 meters in diameter and boarded from a platform that is 2 meters above the ground. The six o'clock position on the Ferris wheel is level with the loading platform. The wheel... more

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