Question

if a^2+b^2=7and (a-b)^2=3.what is the value of ab​?
A)1
B)ROOT 2
C)2
D)3

Answer 1

Step-by-step explanation:

a^2+b^2=7

(a-b)^2+2ab=7

3+2ab=7

2ab=4

ab=2

Answer 2

Hey There

Here's The Answer

_______________________

• Refer to the Attachment.

• Hence, option ( c ) is the correct answer.

Hope It Helps.