exam Maths Puzzle Numerical Ability

Can someone please help me on this one?

I have to simplify.

(-8)^-4/3

The 8 is to the -4/3 power. Does that make sense?

Thanks

Read Solution (Total 0)

exam Other Question

I need o find the domain for
f(t)=4.5e^t For this one I got:
(-4 + -1s)(8 + -1s)

The problem is as follows:
Factor each of the following trinomials completely

s^2 - 4s - 32

How off am I?