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Anna71 [15]
3 years ago
11

Simplify. (-2)^-3. .

Mathematics
2 answers:
Tanzania [10]3 years ago
8 0

Answer:

-1/8

Step-by-step explanation:

−2^−3

= −1 * 2^−3

= −1 *  1 /(2*2*2 )

=  −1 /(2*2*2 )

=  −1 /2^3

= −1 /8

Eva8 [605]3 years ago
4 0

Exact Form:

-\frac{1}{8}

Decimal Form:

− 0.125

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6 0
2 years ago
I need help with this q8
lbvjy [14]

Answer:

y=5x

Step-by-step explanation:

From (2,10) you rise 25 in the y direction and run 5 in the x direction to get to the next known point (7,35).

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8 0
3 years ago
Bobs supermarket sells red apples and green apples at the ratio of 5:3.
nika2105 [10]

Answer:

10 red apples and 6 green apples

Step-by-step explanation:

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then you multiply 3×2 to get 6 apples

5 0
3 years ago
Job natural peanut butter normally cost four dollars today it’s on sale for $3.60 what is the percentage of the discount
Rzqust [24]
We can make an equation that would help this. X will be the discount rate.
4x=3.60
Now, we need to solve the equation to find what X is.
Let's divide each side by 4.
x=.9
So, we know that the item was sold for 90% of what it was before, meaning that it has a 10% discount.
5 0
3 years ago
4(3x + 2)<br> (Box)x+ 8<br><br> What number belongs in the box?<br> A. 3<br> B. 4<br> C. 7<br> D. 12
ASHA 777 [7]

Answer:

option D 12 is correct..

in second question the student didn't multiply -3 with 4. that's the mistake he did.

hope it helps

4 0
3 years ago
Read 2 more answers
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