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April 19, 2015

April 19, 2015

Posted by **James** on Tuesday, June 7, 2011 at 6:56pm.

1.Check all the answers that are square roots of 36

a. 36^1/2

b.-(36)^1/2

c.9

d.6

e.-6

f. √36

2.)Which answers are equal to the expression 2 x √9

a.√18

b.18

c.6

d.-6

e.36

f.√36

3.)Which answers are equal to the expression √9 / √36

a. 3/6

b.√9/36

c.√1 / √4

d.4

e.√1/4

f.1/2

5.)Which answers are equal to the expression √16 x √25

a.√41

b.√16 x 25

c.(16 x 25)^1/2

d.20

e.400

f.√25 x √16

- math -
**Damon**, Tuesday, June 7, 2011 at 7:02pmThe sure way is to do them backwards and see how they come out.

For example:

-(36)^(1/2) * -(36)^1/2 = + 36^1 so yes

-6 * -6 = +36 so yes

9*9 = 81 so no

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