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Svet_ta [14]
3 years ago
10

Please explain how you got the answer also, thank you

Mathematics
1 answer:
harina [27]3 years ago
7 0

Answer:

See Explanation

Step-by-step explanation:

You are doing simple math within the square root. For instance where x=-2 you substitute -2 for x then add 2 which gives you 0 leaving you with -6.

for x=2 you end up with "square root 2+2" which gives you 4 and the square root of 4 is 2 so you add -6 to 2 giving you the answer of -4.

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a school has 450 learners.the ratio of boys to the number of girls is 7:8 determine the number of boys and girls in the school​
Tom [10]

Answer:

Boys : 210

girls: 240

Step-by-step explanation:

7+8=15

450/15=30

boys: 30*7= 210

girls: 240

to make sure......

210+240=450

6 0
3 years ago
Evaluate the expression below for x = 4 6 (x +7)
Drupady [299]

Answer:

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Step-by-step explanation:

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Step-by-step explanation:

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6 0
2 years ago
Read 2 more answers
1) Which expression has a value equal to 28 = 4?
Mkey [24]

Answer:

option . B

Step-by-step explanation:

The reason for this is because 28 over 4 is the same thing to 28 = 4 .

love you have a good day <3

8 0
3 years ago
Felicia got a designer job with a company that pay $55,000/year. What is Felicia's gross monthly income?
dimulka [17.4K]

Answer:

Felicia's gross monthly income = $4,583.33 (Approx.)

Step-by-step explanation:

Given:

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Gross income per month = Annual salary / 12

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Felicia's gross monthly income = $4,583.33 (Approx.)

3 0
3 years ago
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