Question

using identies evalute (b) (1.02)2 – (0.98)2​

Answer 1

Answer:

We have,

Let a=1.02 and b=0.98

a

2

−b

2

=(a+b)(a−b)

=(1.02+0.98)(1.02−0.98)

=2(0.04)

=0.08

Hence,

We get 0.08