Question

What value does P need to have in order for x^2 4x + P to be a perfect square?

Answer 1

remember this
\[ \large (a\pm b)^2=a^2\pm2ab+b^2 \]

Answer 2

ya

Answer 3

also remember this \[\left(\frac b2\right)^2 = c\]
when you have a quadratic equation like \[ax^2 + bx + c\]

Answer 4

no on igbasallote

Answer 5

what i mean is \[P = \left(\frac 42 \right)^2\]

so just simplify that and you get your answer

Answer 6

4 thanks