Math, asked by sakshi2165, 1 year ago

a square minus bracketn 2 a + 3 b bracket square

Answers

Answered by annarobin

0

Answer:

Step-by-step explanation:

a^2-[2a+3]=a^2-2a-3

=a^2-3a+a-3

=a(a-3)+1(a-3)

=(a-3)(a+1)

a=3 or -1

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