Question

7 x + 11 by 7 x minus 11 by

Answer 1

Answer:

49$x^{2}$-121

Explanation:

7$x$+11/7$x$-11

=(7$x$+11)(7$x$-11)

=49$x^{2}$+77$x$-77$x$-121

=49$x^{2}$-121

If is it wrong then you can tell me.