Math, asked by shreya248920, 1 year ago

4b2 as a square -20b - 24

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Answered by sandy1816

3

Step-by-step explanation:

=4b²-20b-24

=(2b)²-2.2b.5+5²-5²-24

=(2b-5)²-25-24

=(2b-5)²-49

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