Question

(i) (2x - 5y) (5x + 2y2); X = 2, y = -1​

Answer 1

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Answer 2

Answer:

54

Step-by-step explanation:

(2×(2)-5×(-1))× (5×(2)+2×(-1)×2))

4+5×10-(2×2)

9×10-4

9×6

=54

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