Your answer is x=1.243927
Answer:
C. 3, -7
Step-by-step explanation:
x^2 +4x-21 =0
Factor
What 2 numbers multiply to -21 and add to 4
7*-3 = -21
7-3 = 4
(x+7) (x-3) =0
Using the zero product property
x+7 =0 x-3=0
x+7-7=0-7 x-3+3=0+3
x = -7 x=3
Answer:
I dont understand comment on this and i can help you out
Step-by-step explanation:
:)
Answer:
$4
Step-by-step explanation:
40/100=0.4
(10)0.4=4
Answer:
The answer is B
Step-by-step explanation:
just took the answer on e2020