Evaluate the following expression using the values given:

find −a2 − 3b3 + c2 + 2b3 − c2 if a = 3, b = 2, and c = −3.

−67
−17
−31
1

Me, prove a quadrilateral with vertices g(1,-1), h(5,1), i(4,3) and j(0,1) is a rectangle using the parallelogram method and a rectangle method.

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels