Find the missing number that makes the expression a perfect square. Next, write the expression in factored form.
a. 9x² +42x +
b. 49x²-28x +
c. 25x² + 110x +
d. 64x² - 144x +
e. 4x² +24x +

Find the missing number that makes the expression a perfect square Next write the expression in factored form a 9x 42x b 49x28x c 25x 110x d 64x 144x e 4x 24x class=