Answer:
A. x=0 and x=4
Step-by-step explanation:
The roots of a quadratic function are the x intercepts of the parabola. In this case, the roots are 0 and 4 because the parabola intercepts the x axis twice in these points.
Your answer is A. x=0 and x=4
Hope I helped!
Answer: All real numbers
Step-by-step explanation:
You can take the cube root of positive and negative numbers, as well as zero.
1st one it says "Jackson street is one block east of Washington st and is parallel to it" try figuring out what parallel is then try graphing Jackson st.
and for maple st it says that is is one block north of fir St and runs parallel to it.
so you would count one block and see which side is parallel to fir st.
Answer: 6 hours
Step-by-step explanation:
Let x= the number of hours they've worked
12x+6x=108
Combine like terms
18x=108
Divide 18 on both sides
18/18 x=108/18
x=6
Hope this helps!! :)
Please let me know if you have any question
Answer:
x³-9x²+27x-27
Step-by-step explanation:
(x-3)³
EXPAND
x³-3x²×3+3x×3² -3³
COMBINE
x³-9x²+3x×9-27
multiply 3x ×9
x³-9x²+27x-27
