Question

d) If z = x3 + y3 +4xy -100, find z when x = 3 and y = 5.​

Answer 1

Answer:

z=-16

Step-by-step explanation:

z = 3 X + 3 y + 4 x y - 100

we have to find z = ?

X = 3 y = 5

3 3 + 5 x 3 + 4 multiple 3 into 5 - 100