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Rus_ich [418]
3 years ago
13

I need help on this pre-calculus function about domain and range.​

Mathematics
1 answer:
Harrizon [31]3 years ago
6 0

Answer:

7

Step-by-step explanation:

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HELP PLEASE BEST ANSWER WILL BE MARK AS BRAINLIEST!!
Evgesh-ka [11]
First of all,
The total weight of the six dogs are:
71+34+15+23+18+56=217 pounds
Then, we know that the average weight of the seven dogs are 40 pounds, so the total weights of the seven dogs are:
40×7=280 pounds.
Lastly, we know that the six dogs weights are 217 pounds and the total weight of the seven dogs are 280 dogs, so the seventh weight of the dog is:
280-217=63 pounds. As a result, the seventh weight of the dogs at the vet is 63 pounds. Hope it help!
4 0
3 years ago
. identify the binomial<br> a. x2<br> b. x2 - 4x 2<br> c. x2 - 4<br> d. 2x2 3x - 1 y
tino4ka555 [31]

Answer: x^2 - 4

Step-by-step explanation:

Since a Binomial is an algebraic expression of the sum or the difference of two terms.

Therefore, For a binomial an expression must contain exactly two terms.

In a) x^2 there is only one term therefore it is not the Binomial.

In a) x^2-4x^2 = -3x^2,  there is only one term therefore it is not the Binomial.

In a) x^2-4 there is exactly two terms therefore it is a Binomial.

In a) 2x^2+3x-1y there are three terms therefore it is not the Binomial.

6 0
3 years ago
Read 2 more answers
What is the surface area of this cylinder (round to the nearest tenth) 6.4 m2 25.1 m2 37.7 m2 62.8 m2
denpristay [2]

Answer: 62.8m^2

Step-by-step explanation:

Surface area of a cylinder = 2\pi r^{2} + 2\pi rh

r = 2m, h = 3m

2\pi (2)^{2} + 2\pi (2)(3)

= 62.83185

8 0
3 years ago
Read 2 more answers
Terrance is making a scale model of a
Tanya [424]

Answer:

6.4 inches

Step-by-step explanation:

We are going to have to use ratio's here. We know that 1 inch = 2.5 feet and we know that Terrance is making a scale model of a  car that is 16 feet long. We need to work out the length of the car in inches so,

1 inches = 2.5 feet

? inches = 16 feet

→ We are going to divide 16 by 2.5 and then multiply that answer by 1 to get our result so

16 ÷ 2.5 = 6.4

6.4 × 1 = 6.4

The final answer is 6.4 inches

5 0
3 years ago
What is the value of f(x) when x =0
kobusy [5.1K]

Answer:

-1, 2 and 4

Step-by-step explanation:

6 0
3 years ago
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