Question

Z
If x=2 y = 3 and z=-4,then find the value of the following
(a) 6xy? – 25x'y +zx
b) 6x' + 3y +22' + 9xyz​

Answer 1

Answer:

(a) 6×2×3-25×2×3 + -4×2

= 36-142 = 106

(b) 6×2 + 3×3 + 22 + 9×2×3×-4

= 43 - 216

-173 ans...

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