Question

if x is equal to 1 Y is equal to 2 and Z is equal to 3 find the value of x square + Y square + 2 x y z

Answer 1

Hi ,

Given x = 1 , y = 2 , z = 3 ;

Value of x² + y² + 2xyz

= 1² + 2² + 2 × 1 × 2 × 3

= 1 + 4 + 12

= 17

I hope this helps you.

:)