Question

8.95 square - 1.05 square find the value using algebric expression

Answer 1

Answer:

Given, 1.05×0.95

=(1+0.05)(1−0.05).

We know, (a+b)(a−b)=a

2

−b

2

.

Then,

1.05×0.95

=(1+0.05)(1−0.05)

=1

2

−(0.05)

2

=1−0.0025

=0.9975.

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