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omeli [17]
3 years ago
8

What is (f+ g)(x) given that f(x) =-7x^3-1 and g(x)=2x^3+6

Mathematics
1 answer:
vodka [1.7K]3 years ago
5 0

Answer:

this isn't really an answer but use desmos graphing calculator, its an app and a website it will give you the answer.

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WILL MARK BRAINLIEST if correct.
iragen [17]

Answer:

4 1/2

Step-by-step explanation:

3 0
3 years ago
70 POINTS !! Charlotte has a map of the village. The scale on the map is such that 1cm represents 25m.
Natasha_Volkova [10]

Answer:

A. 175 m

B. 20 cm

Step-by-step explanation:

\frac{1 cm}{25 m} =\frac{7 cm}{x m}

x = 175 m

\frac{25 m}{1 cm} = \frac{500 m}{x cm}

x = 20 cm

5 0
2 years ago
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Factor this polynomial expression.
zloy xaker [14]

Answer:

C

Step-by-step explanation:

To factor x^2+8x+16, you have to find two numbers that add up to 8 and multiply to your constant, 16. 4 and 4 fit these requirements so you can factor them as (x+4)(x+4). Hope I explained it okay :)

5 0
3 years ago
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The price of milk increased from $2 to $2.50. What is the percent of change for the price of milk?
Alina [70]

25.00%

Or

25c

Have a Merry Christmas!

5 0
3 years ago
What is the equation of the line that is perpendicular to y, =, 1 over 3 x, 4. And contains the point negative 2, negative 5,?.
Anit [1.1K]

The equation of the line is, \rm y = 3x + 1.

Given that,

The equation of the line is,

\rm y = \dfrac{1}{3} x+4\\

And contains the point (-2, -5).

We have to determine,

What is the equation of the line that is perpendicular to the given line?

According to the question,

The equation of the line is,

\rm = \dfrac{1}{3}x + 4\\

On comparing with the standard equation of the line y = mx +c.

The slope of the line m_1 is 1/3.

When two lines are perpendicular the relation between these slopes is,

\rm m_1\times m_1 = {-1}\\\\\dfrac{-1}{3} \times m_2 = -1\\\\-1 \times m_2 = -1 \times 3\\\\-m_2 = -3\\\\m_2 = 3

And line contains the point (-2, -5).

Then,

\rm y = mx +c \\\\-5 = 3 (-2) + c\\\\-5 = -6+c \\\\c = 6-5 \\\\c = 1

Therefore,

The equation of the line that is perpendicular to the given line and contains the point (-2, -5) is,

\rm y = mx +c \\\\y = 3x +1

Hence, The required equation of the line is, \rm y = 3x + 1.

For more details refer to the link given below.

brainly.com/question/14388443

7 0
3 years ago
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