If an is a5
and
an-1 is a4

then using your recursive formula for an arithmetic sequence
an=an-1 +d
then
a5=a4+d

now, a4 =6 and common difference "d" is d=-11
hence
a5=6 -11
6-11= -5

any questions?

3 0

3 years ago

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Circle O is shown. Line segments E O and E O are radii with length 24. Angle D O E is 45 degrees. The area within sector D O E i

AfilCa [17]

Answer:

Its 72Pi. (Option C)

Step-by-step explanation:

Took it on Edge and got it right

7 0

3 years ago

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galina1969 [7]

It’s F because I took the test

8 0

3 years ago