The missing is the base
A=bh
12= 5.25b
Divide both sides by 5.25
b=2.29 ft
Answer:
A. Opens up with a vertex at (5,-4)
Step-by-step explanation:
Apex
Answer:
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By the binomial theorem,

where

Then the coefficients of the
terms in the expansion are, in order from
to
,





I think the answer would be C :$:$:$:$:$:$:$:$:&:$