Which of the following is a perfect square? 18 81 50 32

The correct answer is 81

Step-by-step explanation:

Here are all the perfect squares.

1 21 × 11

2 22 × 24

3 23 × 39

4 24 × 416

5 25 × 525

6 26 × 636

7 27 × 749

8 28 × 864

9 29 × 981    81 Is a perfect square!

10 210 × 10100

11 211 × 11121

12 212 × 12144

Can I have brainliest please?

10a^3+277a^2-132a-792

step-by-step explanation:

(2a+11)(5a-12)(foil)

=10a^2-24a+55a-132 =10a^2+31a-132

(10a^2+31a-132)(a+6)

=10a^3+60a^2+31a^2+186a^2-132a-792 =10a^3+277a^2-132a-792

i hope this is what you are looking for : )