Find two possible missing terms so that the expression is a perfect square trinomial. -x²+---------+10 A) $\ { - 20 } 0 x , 200 x$ B) $- 50 x , 50 x$ C) $- 10 x , 10 x$ D) $- 20 \mathrm { x } , 20 \mathrm { x }$

Question

Quizplus · Accepted Answer

A perfect square trinomial takes the form $a^2 + 2ab + b^2$. Here, $x^2 + 10$ can be completed to a perfect square by adding $-20x$ or $20x$, making it $(x - 10)^2$ or $(x + 10)^2$.

Find Two Possible Missing Terms So That the Expression Is −200x,200x\ { - 20 } 0 x , 200 x −200x,200x

Find Two Possible Missing Terms So That the Expression Is $\ { - 20 } 0 x , 200 x$