Question

Multiply {9/11 a - 2/33 b} ( a + b )​

Answer 1

Answer:

we have

{9/11 a - 2/33 b } {a+b}

so it will be

a{9/11a -2/33b } + b { 9/11 a - 2/33 b }

= 9/11a^2 - 2 /33 ab +9 /11 ab - 2/33 b^2

=9/11 a^2 + 25/33 ab - 2 /33 b^2

Step-by-step explanation:answer