Question

EVALUATE THE FOLLOWING WHEN X=1, Y= -1 AND Z=2​

Answer 1

Answer:

5x^2× ( 8y+ 4z^2)

by using the value of x,y,z

5×1^2 ×{8×(-1)+4×2^2}

=}. 5×1×(-8+16)

=}. 5×8

=}. 40