CPM Homework Help : PC3 Problem 6-24

CPM Homework Banner

Home > PC3 > Chapter 6 > Lesson 6.1.1 > Problem 6-24

6-24.

Expand each of the following expressions.

Hint:

$\left(m-n\right)^2=m^2-2mn+n^2$

$(b-a\cos(C))^2$

$(\sin(d)-\cos(d))^2$
More Help (b):
$\sin^2(d)+\cos^2(d)=1$

© 2022 CPM Educational Program. All rights reserved.