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jeyben [28]
3 years ago
13

(6 x2 - 6x + 4) - (x2 – 5x – 9)

Mathematics
1 answer:
DedPeter [7]3 years ago
4 0
The answer is 9x+13
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A circle of a certain radius has an area which is numerically 5 times the value of the circumference. What is the radius of the
patriot [66]

We have been given that a circle of a certain radius has an area which is numerically 5 times the value of the circumference. We are asked to find the radius of the circle.

We know that area of circle with a radius of r units is \pi r^2.

We know that circumference of a circle is 2\pi r.

5 times the value of circumference would be 5(2\pi r)=10\pi r.

Now we will equate 5 times circumference with area as:

\pi r^2 = 10\pi r

Let us solve for r.

\pi r\cdot r = 10\pi r

\frac{\pi r\cdot r}{\pi r}=\frac{10\pi r}{\pi r}

r=10

Therefore, the radius of the circle would be 10 units.

5 0
4 years ago
What is the value of x?
jok3333 [9.3K]

Answer:

Solution given:

sin 47=opposite/hypotenuse

Sin 47=x/18

x=sin47*18

<u>x=13.16ft</u>

6 0
3 years ago
Read 2 more answers
Fun park charges an entry fee of $2 for any family with less than 5 members. The park charges $3 less than the number of family
RideAnS [48]

A piecewise function is a function that behaves differently in different intervals.

Here the piecewise function is:

f(x) = $2     if    x < 5  

f(x) = x - $3  if   x ≥ 5

We know that:

"Fun park charges an entry fee of $2 for any family with less than 5 members."

"The park charges $3 less than the number of family members for the entry of any family with 5 or more members."

If we define x as the number of members of a family, the function of the price will be:

f(x) = $2     if    x < 5 (the cost is $2 if the family has less than members)

f(x) = x - $3  if   x ≥ 5   (the cost if the family has 5 members or more)

If you want to learn more, you can read:

brainly.com/question/12561612

3 0
3 years ago
How do i convert 37/4 into mixed numbers
IrinaVladis [17]
How many times does (4) go into (37) ?  9 TIMES.

Remainder 1.

So as a mixed number would be 9 whole number, 1/4

= (9 1/4)
4 0
3 years ago
Can Someone PLEASE help me <br> And if you can show your work.
Setler79 [48]
V= pi r2 h/3
V= pi (6)2 (8/3)
V= pi (36) (2.6)
V= pi (93.6)
V= 293.904
Hope this helps!

8 0
3 years ago
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