Answer:
a) 80
b) -80
c) -41
Step-by-step explanation:
For g = -4 and h = -5, you want the values of ...
To evaluate these expressions, put the value of the variable where the variable is, and do the arithmetic. A calculator can help.
a) 4gh
= 4(-4)(-5) = 80
b) g²h
= (-4)²(-5) = -80
c) 5h -g²
= 5(-5) -(-4)² = -25 -16 = -41
