Friday
March 27, 2015

Homework Help: math

Posted by mysterychicken on Thursday, June 6, 2013 at 2:52pm.

Can someone please check my answers and help me with the last question!

1. Solve sin2xcos2x = 4sin2x on the interval [0, 2pi]
0, pi, 2pi?

2. Exact value of sin(pi/12) - sin(5pi/12)
root3/4?

3. Using factorial notation, 0! = 1
False?

4. Find the area of the following triangle. a=4.8inches, b=6.3inches, c=7.5inches. Round answer to nearest tenth

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

math - Evaluate. 1. sin^-1(-1/2) 2. cos^-1[(-root 3)/2] 3. arctan[(root3)/3] 4...
Math - 1. On the interval [0, 2pi] what are the solutions to the equation ...
Pre-Cal(Please check) - Approximate the equation's solutions in the interval (0,...
Math - Can I please get some help on these questions: 1. How many solutions does...
Math Help - Hello! Can someone please check and see if I did this right? Thanks...
PreCalculus - Hi I need some assistance on this problem find the exact value do ...
calc - i did this problem and it isn't working out, so i think i'm either making...
Maths - Eq of curve is y=b sin^2(pi.x/a). Find mean value for part of curve ...
Pre-Cal(Please check) - 1) Find all the solutions of the equation in the ...
Pre-Cal(Please check) - 1) Find all the solutions of the equation in the ...

Members