Question

a2-a(2a-b)if a=5,b=3
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Answer 1

Answer:

15

Step-by-step explanation:

√5-5(2×5-3)

=25-5×5

=0

Answer 2

Step-by-step explanation:

We have,

a=5 and b=3

Now,

a²-a (2a-b)

=(5×5)-5 [(2×5)-3]

=25-5×10-3

=25-50-3

=-28

Hence, the required no. is -28.

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