Math, asked by mamtasinha324, 7 months ago

Evaluate each of following algebraic expressions for x = 1, y = 1, z = 2, a= -2, b= 1 , c=-2
(ii) ax'2 + by'2 - cz'2

Answers

Answered by Ganga0312

0

Answer:

-2×1²+1×1²-[(-2)×2²]

= -2+1+8

=-1+8

=7

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