Answer:
-13
Step-by-step explanation:
hello,
Replace x by the value as below

Thanks
Answer:
2x^3 + 6x^2
Step-by-step explanation:
Volumen = area * height
You already had the area which is:
x^2 + 3x
and the heigth is 2x
Volumen = (x^2 + 3x)* 2x
Volumen = 2x^3 + 6x^2
Answer: 50.24 m2
Step-by-step explanation:
the fomlua for the area of a cuculal is
A=1/4 π d^2
so...
1/4 * π * 8^2
=50.24
Aa. 8x2 - 2
i
Step-by-step explanation:
4x2 = 8
8-3 = 5
5 + 4 =