Question

how to find the last missing terms in perfect square trinomial

Answer 1

?

Answer 2

what do u mean by last missing term actually?

Answer 3

in filipino huling nawawalang terms

Answer 4

I know how to, so you can count on me ^.^

Answer 5

like this x^2-4x___

Answer 6

For example - \(a^2 + 10x + \underline{}\)
First you'd divide it into \(a^2 + 2\cdot 5\cdot x\)
Now just find the square of 5 and then fill it into the underlined thing.

Answer 7

ok tnx

Answer 8

\( \color{Black}{\Rightarrow x^2 - 2\cdot 2\cdot x +\underline{}}\)

\( \color{Black}{\Rightarrow x^2 - 4x + 2^2 }\)

\( \color{Black}{\Rightarrow x^2 - 4x + 4 }\)

Answer 9

Oh so that was!

Answer 10

This is because \((a + b)^2 = a^2 + 2ab + b^2\)
So you just find b and square it and add it ^.^

Answer 11

you got my point :)