2 years ago

Given (y + 1)2 = -8x, match the key feature to the answer,

1 answer:

4 0

Vertex: (0,1)
Focus: (-2,-1)
Directrix: x=2
Axis of symmetry: Y= -1
The only one I’m not too sure of is the P value but I hope that helps! Have a good day :)

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From 200 to 100 find the percent change

wlad13 [49]

Answer:

50%

Step-by-step explanation:

since 200 is 100% then 100 is 50%

3 0

4 years ago

Find the first, fourth, and eighth terms of the sequence. A(n) = −3 ∙ 2^x − 1

Sedbober [7]

$\bf A(n)=-3\cdot 2^{n-1}\\\\
-------------------------------\\\\
\textit{first one}\qquad A(1)=-3\cdot 2^{1-1}
\\\\\\
\textit{fourth one}\qquad A(4)=-3\cdot 2^{4-1}
\\\\\\
\textit{eighth one}\qquad A(8)=-3\cdot 2^{8-1}$