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2 years ago

12

Find the 13th term of the geometric sequence 7, 21, 63, ...7,21,63,.

1 answer:

solong [7]2 years ago

8 0

Answer:

3,720,087

Step-by-step explanation:

Multiply each number by 3.

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From a point 80 feet in front of a library, the angles of elevation to the base of a flagpole, and to the top of the flag are 22

ddd [48]

check the picture below.

$\bf tan(22^o)=\cfrac{x}{80}\implies \boxed{80tan(22^o)=x}
\\\\[-0.35em]
~\dotfill\\\\
tan(43.5^o)=\cfrac{y+x}{80}\implies 80tan(43.5^o)=y+x\implies 80tan(43.5^o)-x=y
\\\\\\
80tan(43.5^o)-80tan(22^o)=y\implies 43.59506727037783689501 \approx y
\\\\[-0.35em]
\rule{34em}{0.25pt}\\\\
~\hfill \stackrel{rounded~up}{44=y}~\hfill$

make sure your calculator is in Degree mode.

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3 years ago

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Answer:

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Step-by-step explanation:

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4 years ago

What's the equation to solve this? Can't remember!

Lerok [7]

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3 years ago

What number divided by 8 equals 9

lora16 [44]

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