Question

Choose the correct product of (5x + 4)^2.

Answer 1

\[(5x+4)^2 \implies (5x+4)(5x+4)\]

Answer 2

\(\Large \color{Black}{\Rightarrow (5x + 4)(5x + 4) = 5x(5x + 4) + 4(5x + 4) }\)

Answer 3

the answers are :

Answer 4

25x2 + 40x + 16

25x2 − 16

25x2 + 16

25x2 − 40x + 16

Answer 5

\[5x(5x+4) + 4(5x+4) \implies 25x^2 +40x + 16\]

Answer 6

thankyou so much!
what about :
Choose the correct product of (8x − 4)(8x + 4).

Answer 7

don't push it..ask in another question