Homework Help: math 115

Posted by Lea on Sunday, September 6, 2009 at 2:09pm.

1. evaluate exactly square root 100- square root64 = 10- 8 = 2 is this correct?
2. evaluate the expression |-5 +3|= 2 is this correct?
3. evaluate the expression. (-6)^2 -(16/2)= (-6)^2= 36 is this correct? thank you

math 115 - MathMate, Sunday, September 6, 2009 at 4:56pm
The first two are correct.
For #3, you have omitted the second term,
(-6)^2 -(16/2)
= (-6)^2 - ?
= 36 - ?
= ?

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