Question

AB= 8, A-B=4 then A2-B2= what

Answer 1

Answer:

Answer is A2-B2=8

Step-by-step explanation:

• AB=8 l eq
• A-B=4 II eq
• A2-B2=? IIII eq

from ll eq we can find A=4+B

and put the value of A in lll eq

now, A2 - B2=?

(4+B)2 - B2=?

8+ B2- B2=?

8=? --> answer