Question

If a=9 and b=5 find (a+b)^2

Answer 1

Answer:

answer will be 196

Step-by-step explanation:

it is because this expression is used for variables .not for constants and you have given the values

Answer 2

Step-by-step explanation:

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

So, 9^2+2×9×5+5^2

81+90+25

=196