Question

3. If x = 6, y = -2, and z = 3, what is the
value of the following expression?
(x2 + xy)/z2
a. 2
b. 19
C. 2
d. 6

Answer 1

d. 6
because
[6(2) + 6(-2)]/3(2)
[12+(-12)] /6
0/6= 6