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Question

Question 10

Simplify the expression and find its value when a = 5 and b = - 3.
2(a2+ab)+3ab

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Solution

Given: 2(a2+ab)+3ab
2a2+2ab+3ab2a2+2abab+3
2a2+ab+3
2(5)2+(5)(3)+3
2×2515+3
5015+3
38


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