2 years ago

What are the domain and range of the function f(x)=x^4-2x^2-4?

Mathematics

1 answer:

BigorU [14]2 years ago

8 0

Answer:

The domain is Al real numbers and the range is -5

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White raven [17]

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2 years ago

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Rina8888 [55]

Answer:

62.8

Step-by-step explanation:

10*2=20

20*3.14= 62.8

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2 years ago

The average of the weights of six people sitting in a boar is 145 pounds. After a seventh person gets into the boat, the average

Tems11 [23]

Weight : 

⇒ x for 6 people
⇒ y for the 7th person

$x/6=145 \\ (x+y)/6=147 \\ \\ x=145*6 \\ x=870 \\ \\ x+y=1029 \\ \\ 870+y=1029 \\ y=1029-870 \\ y=159$

The correct answer is B).

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Sidana [21]

Step-by-step explanation:

x²+7x+12

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2 years ago

Integers

Llana [10]

Answer:

Option D is not true

Step-by-step explanation:

Whole Numbers (W) = They include Natural numbers (N) and 0.

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2 years ago