F(2) = 92
f(3) = 84
f(4) = 76
f(5) = 68
f(6) = 60
Answer:
50 J
Step-by-step explanation:
According to energy conservative law energy can not be destroyed. So as the potential energy has been decreased to 50 J, the decreased amount has become kinetic energy.
100 - 50 = 50
Answer:
I'm pretty sure it is d, 5/22
Answer:x=-8
Step-by-step explanation:subtract 21 from both sides then simplify 31-21 to -8