Question

Using a^ – b ^ = (a + b) (a – b), find ( 1.02)^

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Answer 1

Answer:

Step-by-step explanation:

(1.02)

2

−(0.98)

2

Using,

a

2

−b

2

=(a+b)(a−b) we get,

=(1.02+0.98)(1.02−0.98)

=2×0.04

=0.08

Answer 2

Answer:(1.02) − (0.98)

Step-by-step explanation: a−b

=(a+b)(a−b) we get,

=(1.02+0.98)(1.02−0.98)

=2×0.04

=0.08