Question

Evaluate the following for p=-1, Q=-3,r =7: c.) p+q-pq+r^2​

Answer 1

Answer:

54

Step-by-step explanation:

-1+3-(-1*3)+7²

=2-(-3)+49

=2+3+49

=54

Answer 2

Answer:

$= - 1 + ( - 3) - ( - 1)( - 3) + {7}^{2}$

$= - 1 - 3 - 3 + 49$

$= - 7 + 49$

$= 42$

Step-by-step explanation: