Question

The value of (0.68)2

– (0.32)2

is

(a) -1

(b) 0

(c) 1

(d) 0.36.
​

Answer 1

Answer:

d is the correct answer not write

Answer 2

Answer:

D

Step-by-step explanation:

Given, ((0.68)^2-(0.32)^2))

Rewrite the expression using the identity, (a^2-b^2=(a-b)(a+b)).

=(0.68-0.32)(0.68+0.32)

=(0.36)(1)

=0.36

hope this helps!