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Murljashka [212]
3 years ago
11

Can anyone help the way they put the answers confuses me..

Mathematics
1 answer:
PSYCHO15rus [73]3 years ago
6 0
You would be correct on that answer because for each hour it travels 200 miles so you would multiply 200 times h
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Let f be a twice-differentiable function for all real numbers x. Which of the following additional properties guarantees that f
Mkey [24]

Answer:

(C) f’(c) = 0 and f”(c) > 0

Step-by-step explanation:

A minimum occurs where the first derivative is 0 (the tangent line is horizontal), and the second derivative is positive (concave up).  The simplest example of this is a positive parabola, like y = x², which has a relative minimum at its vertex.

8 0
3 years ago
Find the HCF of 12;28 and 32​
aleksley [76]

Answer:

4

Step-by-step explanation:

  28 = 22 • 7  

   12 = 22 • 3  

   32 = 25

5 0
3 years ago
a flat for sale sign has a perimeter of 58 inches. the length is 5 inches longer than the width. what is the width?
timofeeve [1]

Answer:

25 inches

Step-by-step explanation:

1. Information that is needed to solve the problem;

The formula for the perimeter is:

2(a+b) = P

where "a" is the length and "b" is the width.

2. Solving the problem;

Substitute the given values into the formula;

2( 5 + b ) = 58

Inverse operations;

2 ( 5 + b ) = 58

/2               /2

5 + b = 29

-5        -5

b = 25

3 0
3 years ago
HELP PLSSS THIS IS HARD SOMEONE
Oduvanchick [21]

Answer:

scale factor is 3, k=3

Step-by-step explanation:

everything is being multiplied by 3

3 0
3 years ago
One week, Caroline earned $183.20 at her job when she worked for 8 hours. If she is paid the same hourly wage, how much would sh
faust18 [17]

Answer:

$297.70

Step-by-step explanation:

First, find her hourly wage:

183.20/8

= 22.9

Then, multiply this by 13:

22.9(13)

= 297.7

So, she will make $297.70 next week

7 0
3 years ago
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