CBSE Class 7 Answered
5(a square +ab)+2-ab a=2 b=-3
Asked by s7290989 | 20 Dec, 2023, 04:41: PM
Expert Answer
5(a2 + ab) + 2 - ab
= 5a2 + 5ab + 2 - ab
= 5a2 + 4ab + 2
Let us substitute a = 2 and b = -3 in the above expression, we get.
5x22 + 4x2x(-3)) + 2
= 20 - 24 + 2
= -2
Answered by | 20 Dec, 2023, 05:19: PM
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