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Vika [28.1K]
3 years ago
9

Someone help me with this

Mathematics
2 answers:
Olenka [21]3 years ago
8 0

d -1/2

uguhuguhigivibib

kirill115 [55]3 years ago
7 0

Answer:

C 1/2

Step-by-step explanation:

The y decreases by 10 and the x decreases by 5. y/x (rise/run) is 5/10, or 1/2.

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Time to check your progress.
Mamont248 [21]
Let x be total trip distance
We know that 0.56*x = 816
X= 816/0.56 =1457.14 about 1457 miles
8 0
2 years ago
Function 2
balandron [24]

Answer:

Function 2 has larger max value.

Step-by-step explanation:

We know that the graph of Function 1 has the maximum value of 1 at x = 4 by looking at the graph.

But since we don't know what the maximum value of Function 2 is (Because Function 2 isn't given as a graph but rather an equation.) which means that we have to find the maximum value of Function 2.

\large{f(x) =  -  {x}^{2}  + 4x + 1}

It is not necessary to find x-value for a function because we want to know which function has larger maximum value. We will be using the formula below.

\large \boxed{y =  \frac{4ac -  {b}^{2} }{4a} }

As you may know, a max-min value is indeed y-value. From Function 2, we know the value of a, b and c from standard form y = ax²+bx+c

Substitute our a, b and c in the formula.

\large{y =  \frac{4( - 1)(1) -  {(4)}^{2} }{4( - 1)} } \\ \large{y =  \frac{ - 4 - 16}{ - 4} } \\ \large{y =  \frac{ - 20}{ - 4}  = 5}

Since our maximum value or y-value is 5 for Function 2. Since we also know that Function 1 has 1 as maximum value and Function 2 has 5 as maximum value. Therefore, Function 2 has larger maximum value.

5 0
2 years ago
Is 3 mi larger than 55 ft
Alinara [238K]

Answer:

Yes

Step-by-step explanation:

There is 5280 ft in a mile

8 0
3 years ago
What is the solution for -6x-17=19?
Sauron [17]

x = −6 would be your answer

:)

3 0
3 years ago
Read 2 more answers
What is the inverse of the function f(x) = 2x + 1?
timama [110]

Answer:

  (a)  h(x) = 1/2x -1/2

Step-by-step explanation:

The inverse of the function y = f(x) is found by solving x = f(y).

__

<h3>setup</h3>

  x = f(y)

  x = 2y +1 . . . . . . use the definition of f(x)

<h3>solution</h3>

  x -1 = 2y . . . . . subtract 1

  (x -1)/2 = y . . . . divide by 2

  y = 1/2x -1/2 . . . . eliminate parentheses

  h(x) = 1/2x -1/2 . . . write in functional form

The inverse of f(x) = 2x+1 is ...

  h(x) = 1/2x -1/2

5 0
1 year ago
Read 2 more answers
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