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klemol [59]
2 years ago
15

when adding two rational numbers tell what the sign of the sum will be if one rational number is positive and one is negative

Mathematics
1 answer:
Mekhanik [1.2K]2 years ago
8 0

Answer:

True

When you add two negative numbers the sum is always negative ex.

When you add two numbers with different signs get the difference and get the sign by the larger absolute value ex.

Step-by-step explanation:

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5+1+(-3)+...+(-395)=
sleet_krkn [62]
= \frac{(-395+5)(-395-5-4)}{2.(-4)} \\ \\ \\=-19695 \\ \\ \\ Good Luck:))
5 0
3 years ago
1.
Ksju [112]
Y=x^2-6x+14
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x^2-3x-3x+9 +5
x(x-3)-3(x-3)+5
(x-3)^2+5
here h=3

minimum value would be 5
8 0
3 years ago
3. Ella has 34 more buttons than Julio.
kakasveta [241]
83 just add the amount of Ella’s and amount of Julio’s
8 0
3 years ago
Read 2 more answers
1,2,5,10,17 What is the pattern
amm1812

Answer:

Going up by odd numbers I’m pretty sure

Step-by-step explanation:

1-2 that went up once

2-5 that went up 3 times

5-10 that went up 5

and so on

6 0
3 years ago
Can you guys check my work pls?
alex41 [277]
Hey number 8. Be super careful, less than always look at that it should be 5n-3
3 0
3 years ago
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