Question

5. Simplify the following expressions and evaluate them as directed:
(1) x2(3 – 2x +x2) for x = 1; x = -1; X = ? and x = --
(ii) 5xy(3x + 4y - 7) - 3y(xy - x2 + 9) - 8 for x = 2, y = -1
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Answer 1

Step-by-step explanation:

(1) x2(3 – 2x +x2) for x = 1; x = -1; X = ? and x = --