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Maru [420]
3 years ago
5

Can some one please help me ?

Mathematics
1 answer:
Phoenix [80]3 years ago
8 0

9514 1404 393

Answer:

  a) 1/2

  b) 1/2

Step-by-step explanation:

a) The average rate of change is the slope of the segment whose end points are the ends of the interval. On the interval [2, 8] the average rate of change is ...

  m = (f(8) -f(2))/(8 -2) = (4 -1)/6 = 3/6 = 1/2

The average rate of change on the interval [2, 8] is 1/2.

__

b) In this context, "slope" and "average rate of change" mean the same thing. A line with the same slope will have a slope of 1/2.

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Solve the following inequality 36> -2(x+4)+14
amid [387]

Answer:

x> − 15, could be wrong but i hope this helped!

Step-by-step explanation:

4 0
3 years ago
Howard needs new gutters for the front and both sides of his home. The front of the house is 50 ft 8 in., and each side is 22 ft
tankabanditka [31]

Answer:

95 ft 10 in

Step-by-step explanation:

We need to add the lengths of the front of the house and both sides of the house:

50 ft 8 in + 2(22ft + 9in)

= 50ft + 8 in + 44ft + 18in

= 94ft + 22in

12 inches = 1 foot

22 inches = 1 ft 10 in

Therefore, the length of the gutter he must buy must be:

94 ft + 1 ft + 10 in

= 95 ft 10 in

5 0
3 years ago
Which expression is equivalent to 3 x - 3y
Tcecarenko [31]

which expression is equivalent to 3 x - 3y

3 x - 3y

factor out the 3

3(x-y)

7 0
4 years ago
A walking path across a park is represented by the equation y=-3x-6. A new path will be built perpendicular to this path. The pa
galben [10]
The equation of the new path would be y=1/3x+4.

Explanation
If two lines are perpendicular, their slopes are negative reciprocals of each other.  The original equation is written in slope-intercept form, y=mx+b, where m is the slope.  In this equation, m=-3=-3/1.

In the new equation, the slope would be the opposite sign and flipped; this means it would be 1/3.

We can use the point given, the slope and slope-intercept form to write the equation of the new line:

y=mx+b
3=1/3(-3)+b
3=1/3(-3/1)+b
3=(-3/3)+b
3=-1+b

Add 1 to both sides:
3+1=-1+b+1
4=b

This makes the equation y=1/3x+4.
6 0
3 years ago
What is equivalent to n – 4.6n – 3.3n + 2.8n
Ahat [919]

Answer:

4.1n

Step-by-step explanation:

Let's simplify step-by-step.

n−4.6n−3.3n+2.8n

=n+−4.6n+−3.3n+2.8n

Combine Like Terms:

=n+−4.6n+−3.3n+2.8n

=(n+−4.6n+−3.3n+2.8n)

=−4.1n

7 0
3 years ago
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