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RUDIKE [14]
3 years ago
10

What are the solutions to the quadratic equ ton x2 – 16 = 0?

Mathematics
1 answer:
swat323 years ago
8 0

Answer:

x=4 and x=-4

Step-by-step explanation:

you dont really have to solve this one when you multiply the answer choices they should equal your B which is -16 and only 4 • -4 = -16 so yeah thats your answer

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Cant solve this please help me <br><br> 9x-2y=8 <br> Y=2x+1
ki77a [65]
Substitute 2x+1 where y is in the equation:

9x-2(2x+1)=8

Then distribute the -2(2x+1)

9x-4x+2=8

Then combine like terms (the x)

5x+2=8

Then do -2 on both side of the equation sign

5x+2=8
- 2 -2

Then you'd get

5x=6

Then divide 5 on both sides

X= 1.2
5 0
3 years ago
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54 out of the 60 magazines at the bookstore are women's magazines. What percentage of the magazines at the bookstore are women's
Nataly_w [17]

Answer:

90

Step-by-step explanation:

for percentage

\frac{54}{60}×100

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3 years ago
Find the equation of the axis of symmetry of the following parabola algebraically.<br> y=2x^2+16.
Inessa05 [86]

Answer:

x = 0

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0/4=0

x=0

Step-by-step explanation:

3 0
3 years ago
Look at the picture below please
Phantasy [73]

Answer:

  1. 1.73205080757
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8 0
3 years ago
Mr. Mendoza invests in five stocks. The table shows the growth in stock prices in dollars at the end of a trading day.
Morgarella [4.7K]

Answer:

The correct answer is C, as growth on stock E is bigger from the growth of stock B

Step-by-step explanation:

In order to resolve this problem, we must have in mind that the negative numbers are smaller when they are more distant from 0, and that positive numbers are bigger when they are more distant from 0. So, the biggest number of growth is the one that is more distant from 0.

The correct answer is C, as growth on stock E is bigger from the growth of stock B.

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3 years ago
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