Question

Evaluate each of the following algebraic expressions for x = 1, y = -1, z = 2,

a = -2, b = 1, c = -2:

(i) ax + by + cz

(ii) ax2 + by2 – cz

(iii) axy + byz + cxy​

Answer 1

Answer:

i. -7

ii. -2

iii. 2

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