Answer:
D
Step-by-step explanation:
The quadratic formula:
where a is the coefficient of , b being the coefficient of and c being the constant.
Plug in the values:
Since
The answer is:
Answer:
2 out of 11
2/11
unlikely
Step-by-step explanation:
R>-6
Please correct me if I’m wrong
Answer:
A) x = 2, x = 7
Step-by-step explanation:
x^2 + 14 = 9x
Subtract 9x from each side
x^2-9x + 14 = 9x-9x
x^2-9x + 14 = 0
What 2 numbers multiply to 14 and add to -9
-7*-2 = 14
-7+-2 = -9
(x-7)(x-2) = 0
Using the zero product property
x-7 = 0 x-2 =0
x=7 x=2