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avanturin [10]
3 years ago
6

What is -a^-2 if a = -5? (PLEASE HELP WILL MARK BRAINLIEST!!!)

Mathematics
1 answer:
4vir4ik [10]3 years ago
6 0

Answer:

-1/25

Step-by-step explanation:

-a^-2

-(-5)^-2

=-1/25

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A bank account yields 7 percent interest, compounded annually. If you deposit $1,000 in the account, what will the account balan
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Hi there
The formula is
A=p (1+r)^t
A future value?
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So
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7 0
4 years ago
What is the order of the set A={-1,20,3,17,5}
laiz [17]

Hey!

Hope this helps...

~~~~~~~~~~~~~~~~~~~~~~~~~~~

I'm assuming your talking about least to greatest, OR greatest to least.  If so, that's what I'll do...


Least to Greatest: -1, 3, 5, 17, 20

Greatest to Least: 20, 17, 5, 3, -1

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4 years ago
La probabilidad de que julio salga con carla es 0.75 , y la probabilidad de que salga con marisol es de 0.50. Si la probabilidad
Solnce55 [7]

Answer:

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7 0
3 years ago
Solve the system using elimination. 3x + 3y = –9 3x – 3y = 21
scoundrel [369]

Answer:

y=-5,x=2

Step-by-step explanation:

3x+3y=-9________________eqn 1

3x-3y=21________________eqn 2

using elimination method

3x+3y=-9

-

3x-3y=21

subtract equation 2 from equation 1

0+6y=-30

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y=-30/6

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substitute the value of y in equation 1

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3x-15=-9

3x=-9+15

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3 years ago
Alexander made of rectangular quilt that measured 3 1/4 feet in length by 2 3/4 feet and width to find the area multiply the len
Oksana_A [137]
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\text {Area = } \dfrac{13}{4}  \times \dfrac{11}{4}

\text {Area = } \dfrac{143}{16}

\text {Area = } 8 \dfrac{15}{16} \text { ft}^2
5 0
3 years ago
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