Question

The value of (0.68)² – (0.32)² is
A) -1
B) 0
C) 1
D) 0.36​

Answer 1

Answer:

0.36 is the answer.....

Answer 2

Answer:

$(x) {}^{2} -( y ){}^{2} = (x + y)(x - y)$

$(0.68) {}^{2} - (0.32) {}^{2} = (0.68 + 0.32)(0.68 - 0.32)$

$= 1 \times 0.36$

$= 0.36$