Question

what is the value of a

Answer 1

must be 10

Answer 2

\[x^{1 \over 3} + 1 = 0\]

Answer 3

what's the problem with "a" in it?

Answer 4

so the formula is P = IR
ohm's law?

Answer 5

P=IV
V=IR
P=I^2*R
i think that last one is the one you want

Answer 6

so
I=sqrt(P/R)

Answer 7

y=k/x 8=k/3

k=24 so y=24/x

Answer 8

now substitute and solve