
First you had to used their apply exponent rule.
And it gave us ⇒ 
Then apply exponent rule again.
And it gave us ⇒ 




Final answer: ⇒ 
Hope this helps!
And thank you for posting your question at here on brainly, and have a great day.
-Charlie
Answer:
The answer is C I think???
Step-by-step explanation:
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Is this correct? im not sure about the second ques
Answer:
The graph in the attached figure
Step-by-step explanation:
we know that
The equation of a vertical parabola in vertex form is equal to

where
a is a coefficient
(h,k) is the vertex
In this problem we have
(h,k)=(1,-4)
substitute

we have
An x-intercept of (-1,0)
substitute and solve for a




The equation is

<u><em>Verify the y-intercept</em></u>
For x=0


The y-intercept is the point (0,-3) -----> is correct
using a graphing tool
see the attached figure