Answer:
49b^2 -36 = (7b -6)(7b +6)
so because there you missed some signs in these wrote choices
hope helped
Step-by-step explanation:
9x^3-39x^2-38x+40=(3x-2)(3x+4)(x-5) by synthetic division
Thus roots are -4/3, 2/3, 5
Answer:
$3.50
Step-by-step explanation:
if you divide 42 by 12 you get 3.5
Answer:
x=2 y=2
Step-by-step explanation:
Second: x=3 y=1.5