<span>john asserted that his dog had went out to find food earlier this morning.</span>
From the given recurrence, it follows that

and so on down to the first term,

(Notice how the exponent on the 2 and the subscript of <em>a</em> in the first term add up to <em>n</em> + 1.)
Denote the remaining sum by <em>S</em> ; then

Multiply both sides by 2 :

Subtract 2<em>S</em> from <em>S</em> to get

So, we end up with

Answer:
Complementary
Step-by-step explanation:
Because that angle is 90°
Answer:
option B is the answer . thank me later , you guys are lame
He spent 3/4 less time biking than at the mall