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xeze [42]
3 years ago
12

Write the prime factorization of 38.​

Mathematics
1 answer:
melamori03 [73]3 years ago
3 0
2 and 19 explanations
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Find the inverse of f(x) = 6x - 3.
ArbitrLikvidat [17]
F(x) is y so, y = 6x - 3.
Flip the equation around to get x= 1/6y + 1/2
7 0
3 years ago
Read 2 more answers
ted wants to buy a skateboard that costs $59.00, but is on sale for 30% off. How much money will he save
Ugo [173]

Answer:

$17.70

Step-by-step explanation:

Hi,

What you want to do is to find 30% of $59

First, you convert 30% into decimal form by dividing it by 100

30%=0.3


Next, you want to find 30% of 59, so what you do is you take the new decimal form and multiply it by 59

0.3×59=17.7


Ted is saving $17.70

5 0
3 years ago
Suppose that the number of worker-hours required to distribute new telephone books to x% of the households in a certain rural co
Ad libitum [116K]

Answer:

a) Domain = (-\infty,400)\cup (400,\infty)

b) x \in [0,100]

c) 53.03 worker hours

d) 83.33 worker hours

e) 83.33 worker hours

Step-by-step explanation:

We are given the following in the question:

W(x) = \dfrac{250x}{(400-x)}

where W(x) is the number of worker-hours required to distribute new telephone books to x% of the households in a certain rural community.

a) Domain of function.

The domain is the all the possible values of x that the function can take.

Domain = (-\infty,400)\cup (400,\infty)

b) Values of x

Since x is a percentage in reference to context, it can only take value upto 100. Also it cannot take any negative value.

So domain n reference to context will be

x \in [0,100]

c) worker-hours were required to distribute new telephone books to the first 70% of the households

W(70) = \dfrac{250(70)}{(400-70)} = 53.03

53.03 worker hours were required to distribute new telephone books to the first 70% of the households.

d) Worker hour for entire community

For entire community, x = 100

W(100) = \dfrac{250(100)}{(400-100)} = 83.33

83.33 worker hours were required to distribute new telephone books to the entire households.

e) Percentage of the households in the community for 3 worker hours

3 = \dfrac{250x}{(400-x)}\\\\1200-3x = 250x\\253x = 1200\\\\x = \dfrac{1200}{253} = 4.74\%

Thus, 4.74% of the households in the community had received new telephone books by the time 3 worker-hours had been expended.

6 0
3 years ago
If a 40-foot tree casts a 50-foot shadow, how tall is a tree that casts a 60-foot shadow?
NeX [460]

Answer:

48

Step-by-step explanation:

40/50 = x/60

x= (40 x 60) / 50

7 0
3 years ago
Helppp please! Find the value of cos X
Kamila [148]

Answer:

3/5

Step-by-step explanation:

\cos X=  \frac{XY}{ZX} =  \frac{30}{50}  =  \frac{3}{5}  \\

6 0
4 years ago
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