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3 years ago

The domain of the function f:f(x) =7

Mathematics

1 answer:

EastWind [94]3 years ago

6 0

Answer:

all real numbers

Step-by-step explanation:

The domain of the expression is all real numbers except where the expression is undefined. In this case, there is no real number that makes the expression undefined.

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Which of the following number sentences is an example of the identity property of addition?

Paladinen [302]

Answer:

Option C is correct

8 + 0 = 8

Hope this helps!

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3 years ago

The number of hours a lightbulb burns before failing varies from bulb to bulb. The population distribution of burnout times is s

liubo4ka [24]

ANSWER:

The average burnout time of a large number of bulbs has a sampling distribution that is close to Normal.

STEP-BY-STEP EXPLANATION:

The cental limit theorem states, that id the sample size is large (30 or more), then the sampling distribution of the sample means is approximately normal with mean ц and standar deviation б/ $\sqrt{n}$

Thus the correct answer is the average burnout time of a large number of bulbs has a sampling distribution that is close to Normal.

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3 years ago

A man pays rs.1440 for income tax at rate of rs.2 per rs.100.Find his income.

KengaRu [80]

Total tax paid = 1440

Tax rate = Rs 2 per Rs 100

ATQ

1440 ÷ 2

= 720

720 × 100

Rs 72,000

His income is Rs 72,000

Answered by Gauthmath must click thanks and mark brainliest

7 0

3 years ago

-4-7=? I dont really understand

Anit [1.1K]

-4 + -7= -11

When adding negative numbers if the are both negative then you add them. When you have a negative and a positive you subtract. In this problem they just took out the plus sign.

5 0

3 years ago

Math is dumb and i can't do it

scoray [572]

Answer:

Step-by-step explanation:

its a graph and I agree math is dumb

6 0

3 years ago

Read 2 more answers

The domain of the function f:f(x) =7​

The domain of the function f:f(x) =7