## calculusxy one year ago exponents help...

1. calculusxy

$\large (-m^0n^4)^5(-n^{-5})^{-2}$

2. calculusxy

@jim_thompson5910 @Nnesha

3. johnweldon1993

Remember $$\large (x^c)^d = x^{cd}$$

4. johnweldon1993

Take care of exponents first...and then parenthesis :P

5. calculusxy

$\large -m^0\times n^{10} \times n^{20} = -n^{30}$ I was wondering why it had to be -n^{30} because since -m^0 = 1 would it even have to be counted as : $\large -1 \times n^{20} \times n^{10}$ ?

6. Directrix

>I was wondering why it had to be -n^{30} See attachment. @calculusxy