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Nataly [62]
4 years ago
7

**PLEASE HELP??? ****STUCK ON THIS!!!!

Mathematics
2 answers:
Olin [163]4 years ago
7 0

Answer:

C.3

Step-by-step explanation:

We are given that

f(w) varies inversely with w.

f(w)=0.75 when w=8

We have to find the value of f(w) when w=2

According to question

f(w)\propto\frac{1}{w}

f(w)=\frac{k}{w}

Where k=proportionality constant

Substitute the given values then, we get

0.75=\frac{k}{8}

k=0.75\times 8

k=6

Substitute the value of k then, we get

f(w)=\frac{6}{w}

Substitute the value of w=2

Then, we get

f(w)=\frac{6}{2}=3

f(w)=3

Hence, option C is true.

iren [92.7K]4 years ago
5 0
I think you have the right answer already
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ladessa [460]
I guess B. That statement is grammatically incorrect.
8 0
2 years ago
X÷3=3;x what does this mean in math terms
qaws [65]
In math terms this means x divided by 3=3 so x so x means 9 so the answer is nine
6 0
3 years ago
If g(x)=a x f(x+b) how is f(x) transformed to get g(x)
guajiro [1.7K]

Answer:

Ok, we know that g(x) = a*f(x + b), we want to find all the transformations that we must apply to f(x) to construct g(x).

Let's assume at the beggining that T2(T1(f(x))) = g(x), and start appliying the transformations.

First, we have a horizontal shift.

If we want to move the graph A (A positive) units to the right, we should have:

g(x) = f(x - A)

in this case we have

g(x) = f(x + b) = f(x - (-b))

So we have a shift of -b units to the right, or b units to the left.

Second:

We have a vertical contraction/dilation.

if we have a function f(x), a compression/dilation of scale factor A is written as:

g(x) = A*f(x)

if A > 1, we have a dilation.

if 0 < A < 1, we have a contraction.

In this case the scale factor is a.

g(x) = a*f(x).

Now, applying both transformations we have:

> shift of b units to the left.

> contraction/dilation of scale factor a.

g(x) = a*f(x +b)

4 0
3 years ago
Read 2 more answers
A car is said to get 25 miles per gallon on a highway, but this value can fluctuate by 6 miles per gallon, at most. Which of the
Pepsi [2]

Answer:

| x1 -25\ | \leq\ 6 is the correct answer to the given question.

Step-by-step explanation:

Missing information

In this question options are missing.Following are the option

(a) | x1 -25\ | \leq\ 6

(b) | x1 - 6 |\ > 25

(c)| x1 +25 |\ \leq \ 6

(d) | x1 +25 |\ > 6

As mention in the question On the highway, car is said to get 25 miles per gallon

We assume x1= 25

also that the value of x1 is fluctuate by 6 miles per gallon

x1 \leq \ 25\ \pm\ 6

This can be written as

x1\ -25 \leq \  \pm\ 6

Therefore

| x1 -25\ | \leq\ 6 is the answer

8 0
3 years ago
Read 2 more answers
CAN SOMEONE HELP FOR BRAINLIEST I HAVE 3 MINS LEFT!!!!!!
Lubov Fominskaja [6]

Answer:

10

Step-by-step explanation:

if all of the sides across from it its 10

3 0
3 years ago
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