Question

12. Evaluate each of the following algebraic expressions for x = 1, y =-1, z = 2, a = -2, b =1,
e=-2
(ii) ax2 + b y2 - cz2

​

Answer 1

Answer:

After replacing all the values for variable the equation will look something like that:-

-2 × 1 × 2+ 1 × -1 × 2- 2 × 2 × 2

= -4+-2-8

= -14.

Hope you like the answer.

If yes then mark me as brainliest.