3 years ago

If a-1/a = 8 find the value of (a+1/a) square

Mathematics

1 answer:

Strike441 [17]3 years ago

8 0

Answer:

(1) a+1/a=8a+2/8a+1

(2) a²-1/a²=(a+1)(a-1))a²

(8a+2)(8a)/(8a+1)²

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VikaD [51]

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3 years ago

Describe two methods that can be used to find the area of the composite figure.

MArishka [77]

Answer:

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Step-by-step explanation:

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3 years ago

Read 2 more answers

P = {52, 77, 91, 124,<br> 217)<br> Three members of the set P have a common<br> factor which is

Marrrta [24]

tis always a good idea when factoring to start off with a quick prime factoring.

$\begin{array}{llll} 52&=&2\cdot 2\cdot 13\\\\ 77&=&\boxed{7}\cdot 11\\\\ 91&=&\boxed{7}\cdot 13\\\\ 124&=&2\cdot 2\cdot 31\\\\ 217&=&\boxed{7}\cdot 31 \end{array}$