Solve using identity (2a-3)2
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Identity of subtraction
(2a-3)×2
=-1a ×2. (Because small number substarcted to a
large number)
=-2a. (Because negative number multiplied
to a positive number equals a negative
no.)
(2a-3)×2
=-1a ×2. (Because small number substarcted to a
large number)
=-2a. (Because negative number multiplied
to a positive number equals a negative
no.)
Siddhi1111:
I got the answer 4a-6
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