# Posts by Purplechick4

Total # Posts: 10

**Math**

Write an equation of a cosine function with Amplitude=4, Period=pi/2, and Phase Shift=-pi?

*March 29, 2012*

**Analysis**

Find the amplitude, period, and phase shift of the functions: f(x)=4sec(x+3pi/2) f(x)=tan((1/3t)-pi) f(x)=-5sin(4t+3pi)

*March 29, 2012*

**Analysis**

Write an equation of a cosine function with Amplitude=4, Period=pi/2, and Phase Shift=-pi? Also write an equation of a cosine function with Amplitude=1/2, Period=6pi, and Phase Shift=pi/3?

*March 29, 2012*

**Trig**

If sin(t)=4/5 & 0<t<pi/2, find the following: a)sin t(-t) b) sin(t-2pi) c)cos t d)cos(pi-t)

*February 8, 2012*

**Trig**

Thanks(:

*February 8, 2012*

**Trig**

if tan(x)=9/4, find cos(x) if pi<x<3pi/2

*February 8, 2012*

**Pre-Calc/Math**

if (0,-7) lies on the terminal side of angle theta in standard position, find each value sec(theta) , cot(theta) and sin(theta)

*February 7, 2012*

**Pre-Calc**

Thank youu(:

*February 6, 2012*

**Pre-Calc**

find the exact value of sin(-15pi/6) and cot(-7pi/6)

*February 6, 2012*

**Pre-Calc**

if (0,-7) lies on the terminal side of angle theta in standard position, find each value sec(theta) , cot(theta) and sin(theta)

*February 6, 2012*

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