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OpenStudy (anonymous):
Just use a calculator, if you don't have one then it's 135.
OpenStudy (anonymous):
-135 or just 135?
OpenStudy (anonymous):
Just 135, DM me if you got it wrong.
OpenStudy (anonymous):
positive
if the signs are both the same, then it will always be positive
OpenStudy (anonymous):
Agreed. @cb203
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OpenStudy (anonymous):
help with a few more?
OpenStudy (anonymous):
- X - = +
OpenStudy (anonymous):
Sure
OpenStudy (anonymous):
What is the sign of the product?
(.02)(-8.1)(-5.3)(2.1)(-0.8)
A. positive
B. negative
OpenStudy (anonymous):
will be negative, because there is one more negative sign then positive
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OpenStudy (anonymous):
*than
OpenStudy (juana02):
answer is 135
OpenStudy (anonymous):
It pos
OpenStudy (anonymous):
pos or negative???
OpenStudy (anonymous):
Anymore you would like to ask us? @Xvwr
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OpenStudy (anonymous):
just a sec. lemme double check my work
OpenStudy (anonymous):
Positive. @Xvwr
OpenStudy (anonymous):
sec one is neg
OpenStudy (anonymous):
it's definitely negative
OpenStudy (juana02):
pos
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OpenStudy (anonymous):
the second one
OpenStudy (anonymous):
1st one is positive.
OpenStudy (anonymous):
Find the mean of this set of numbers.
8, -6, -12, 5, 15, 2
A. 2
B. 8
C. 48
D. 12
OpenStudy (anonymous):
agree @cb203
OpenStudy (anonymous):
1st is positive, 2nd is negative
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OpenStudy (anonymous):
Since the second one is positive numbers then negative numbers after, it's negative.
OpenStudy (juana02):
agree
OpenStudy (anonymous):
there is only one
OpenStudy (anonymous):
Ok, do you know the rules for adding negatives and positives?
OpenStudy (anonymous):
Agreed. @cb203
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OpenStudy (anonymous):
Mean is 2
OpenStudy (anonymous):
Find the mean of this set of numbers.
8, -6, -12, 5, 15, 2
A. 2
B. 8
C. 48
D. 12
OpenStudy (anonymous):
When adding two negative numbers, the sign stays the same. So add -6 and -12. That will get you -18. Then add the rest together to get 30
OpenStudy (anonymous):
A.
OpenStudy (anonymous):
Now, when you are adding a positive integer and a negative integer, you actually subtract and take the sign of the number with the larger absolute value. So 30-18=12
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OpenStudy (anonymous):
It's going to be a positive 12, because 30 (which is also positive) has the larger absolute value). Then you divide 12 by 6, and get 2
OpenStudy (anonymous):
Sorry, I figured I should explain
OpenStudy (anonymous):
What is the value of this expression when p = -36 and q = 3?
\frac{p}{2q}