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Airida [17]
3 years ago
7

Exercises: Write an equation and solve it:

Mathematics
1 answer:
zhuklara [117]3 years ago
7 0
19
Because 12+7 = 19
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The formula for the volume of a sphere is a power function:
soldier1979 [14.2K]

Answer:

r≥0

V(r) ≥0

Step-by-step explanation:

V(r) = 4/3 * Pi* r^3

The domain is the input values for r

The radius cannot be less than 0  but can be any number bigger than 0

What is the domain of the function in this situation?

r≥0

The range is the output values for the function or the volume

The volume must be greater than or equal to zero

V(r) ≥0

7 0
3 years ago
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If $1400 is the selling price and 10% as the profit percentage. What is the cost price and profit?
xenn [34]

Answer:

1260 is cost price and 140 is profit.

Step-by-step explanation:

4 0
3 years ago
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Compare the values of the underline 6,300 and 530
alisha [4.7K]
The value of 3 in 6,300 is 10 times the value of 3 in 530. And your welcome.
7 0
3 years ago
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Please help me ASAP!
Vsevolod [243]

Answer:

1. A=300miles B=300

2.A=50mph B=40mph

3.A=300miles B=200miles

Step-by-step explanation:

<em><u>1.</u></em>

Simply just read the graph

<em><u>2.</u></em>

do not let line B fool you, car b may look like it was faster, but unlike car a it started at 100 miles rather than 0 miles

<em><u>3.</u></em>

Just like 2, do not be fooled, you have to subtract to find b but a is easily found

I hope this helps u pls give a brainliest and a thx ;)

5 0
2 years ago
What is (f + g)(x)? f(x) = -5x + 3 g(x) = -3x? Write your answer as a polynomial or a rational function in simplest form.​
ivann1987 [24]

Answer:

- 8x + 3

Step-by-step explanation:

(f + g)(x)

= f(x) + g(x)

= - 5x + 3 + (- 3x)

= - 5x + 3 - 3x ← collect like terms

= - 8x + 3

8 0
2 years ago
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