Question

Q10. Find the Value if a=2, b= -2

!!)a? - b?​

Answer 1

Answer:

a=2

b=-2

a-b

2-(-2)

=2+2

=4

Answer 2

Answer = 0

Step-by-step explanation:

${a}^{2} - {b }^{2}$

${2}^{2} - ( { - 2}^{2} )$

$4 - (4)$

0