3 years ago

What is the domain of the function y=cube root of x

1 answer:

3 0

All real numbers. in interval notation, that's (−∞, ∞). there isn't a value you could insert for "x" that would give you an error.

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Can someone please help?

Sonja [21]

Answer:y=2x-5

Step-by-step explanation:

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3 years ago

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A flagpole casts a shadow that is 85 feet long. Paul is 6 feet tall, and while standing next to the flagpole, casts a shadow tha

hammer [34]

Answer:

51m

Step-by-step explanation:

-Paul is 6ft, and has a 10ft shadow. The pole has a 85ft shadow:

-Using ratios:

$\frac{Height\ of \ object}{Height\ of \ shadow}$

Let h be the height of the flagpole:

$=>\frac{6}{10}=\frac{h}{85}\\\\h=\frac{6\times 85}{10}\\\\h=51$

Hence, the height of the pole is 51m

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2 years ago

What is the volume of a rectangular prism that is 3 cm by 7 cm by by 7 cm?

natali 33 [55]

Answer:

147 $cm^{3}$

Step-by-step explanation:

7*7*3 = 147

volume of a rectangular prism = length*width*height, in this case, 7*7*3

hope this helps :)

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2 years ago

How do you find the domain and range of a function and write it in set notation? What is the process of finding it? Tips and tri

DerKrebs [107]

Answer:

Another way to identify the domain and range of functions is by using graphs. Because the domain refers to the set of possible input values, the domain of a graph consists of all the input values shown on the x-axis. The range is the set of possible output values, which are shown on the y-axis

Step-by-step explanation:

plz forgive me if my answer is wrong

7 0

3 years ago

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On Saturday Keisha ran 2.758 kilometers. On Sunday she ran 1.78 kilometers. How Much farther did she run on Saturday than on Sun

Sonja [21]

0.978 is the answer plz tell me if it helped xD

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3 years ago

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