Answer:
For the y= x^2 x = -9 y = 81
Step-by-step explanation:
x^2
x=-9
-9^2
-9 * -9
=
81
Answer:
Step-by-step explanation:nsshs
V= 1/3 pie(r) squared times height
Answer:637kgms-2
Step-by-step explanation:the force acting on him will be Made X acceleration due to gravity. Then since the mass is 65, multiply it with 9.8, then you will get the force which is 637kgms-2