Wednesday
March 4, 2015

Homework Help: pre calc

Posted by kim on Friday, February 12, 2010 at 1:14pm.

1. For the following functions listed below:
(a) f(x) = -2cosx f(x) = 0.25sinx
(b) f(x) = -3sin(2x+3)+7 f(x) = sinx + 4
Find :
(i) the amplitude
(ii) the period

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

math - tanx+secx=2cosx (sinx/cosx)+ (1/cosx)=2cosx (sinx+1)/cosx =2cosx ...
Pre Calculus - Having trouble verifying this identity... cscxtanx + secx= 2cosx ...
Pre cal. - Write an equation of the sine function with amplitude 3, period 3/2...
Trigonometric Functions - Given the equation y=3sin(3x-180)-2 state the domain, ...
pre-calculus - (tan^2x-9)(2cosx+1)=0 Find one period 4cos^2x-4cosx+1=0 find all ...
Math C30 - Equations containing circular functions and unit circle... solve ...
Mathj C30 - Solving Equations Containing Circular Functions : Solve 2cosx sinx...
pre-calc help !!!!!!! - 1)tan^2x=3 ? 2)tan x sin^2x=tan x ? 3)2cosx sinx - cos x...
Pre-Calc - Radical ((1-sinx)/(1+sinx))= (1-sinx)/cosx (absolute) Simplify
Algebra 2 - The functions f(θ) and g(θ) are sine functions, where f(0...

Members