I need help with this

p^2-2p-8

Step-by-step explanation:

SIMPLIFY

(p−4)(p+2)

=(p+−4)(p+2)

=(p)(p)+(p)(2)+(−4)(p)+(−4)(2)

=p^2+2p−4p−8

=p^2−2p−8

51-50

step-by-step explanation:

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents