Y varies directly as the square of x when x=2 then y =16 find y when x=8
1 answer:
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1.
so
Answers B and D.
2.
Answer D.
3.
The same as point 2. Answer D.
4.
Answer C.
so
Answers B and D.
2.
Answer D.
3.
The same as point 2. Answer D.
4.
Answer C.
Answer:
Step-by-step explanation:
We use binomial expansion for
This can be rewritten as
From the expansion
Setting and
,
Multiplying by ,
The limit of this as is
(since all the other terms involve
and vanish to 0.)