Answer:
-10
Step-by-step explanation:
3x^2 - 2(3y + 2x)
3(-2)^2 - 2(3(5) + 2(-2))
3*4 -2( 15-4)
12 -2(11)
12-22
-10
AnswerdV/dt = 4·pi·(40)2·(-2)
Step-by-step explanation:
Given two endpoints:

and

, the midpoint of the two endpoints

is given by

Thus, given the midpoint L(-1, 8) and one endpoint J(4, -15). The second endpont is given by

i.e.

and