Question

(x-a) (x +a) = x^2 - a^2 .. then 6^2 - 5^2​

Answer 1

Answer:

(6+5)(6-5) = 11...........

Answer 2

Answer:

Then type x=6. Try it now: 2x+3=15 @ x=6 Clickable Demo Try entering 2x+3=15 @ x=6 into the text box.