Question

Given the following perfect square trinomial, fill in the missing term 4x2 + ___x + 49

Answer 1

You must use this formula

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

Now compare ur eqn. with RHS of the above eq.

Now you can find the value of missing term

Answer 2

it would be 2*2*7=28

Answer 3

Vshal u r right dude

Answer 4

Given the following perfect square trinomial, fill in the missing term.

x2 − 16x + ____
?????

Answer 5

Now use this form

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