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Scilla [17]
3 years ago
14

Can somebody please please help me !!!! I don’t know if the answer is A,B,C,D ! Help ASAP !!!

Mathematics
2 answers:
Alexxx [7]3 years ago
8 0

Answer:

pretty sure its b

Step-by-step explanation:

Elan Coil [88]3 years ago
8 0

(-3y²-4x²y^{4})-(4y²-5x²y^{4}+6y)-(-3x-14y²)

First take the terms out of the parentheses.

-3y²-4x²y^{4}-4y²+5x²y^{4}-6y+3x+14y²

Then combine like terms.

x²y^{4}+7y²-6y+3x

answer: A

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A 95% confidence interval for the mean number of television per American household is (1.15, 4.20). For each of the following st
liq [111]

Answer:

a. False

b. True

c. False

d. False

e.True

f. True

Step-by-step explanation:

The 95% is confidence interval its not a probability estimate. The probability will be different from the confidence interval. Confidence interval is about the population mean and is not calculated based on sample mean. Every confidence interval contains the sample mean. There is 95% confidence that the number of televisions per American household is between 1.15 to 4.20.

7 0
3 years ago
What is the quotient? Will give brainliest and will report absurd answers.
coldgirl [10]

Answer:

D

Step-by-step explanation:

When dividing fractions, multiply the first number by the reciprocal of the second number

2/5 ÷ 1/3

First, find the reciprocal of the second number: 1/3

To find the reciprocal, flip the numerator (top number) and denominator (bottom number)

1/3-->3/1

Now, multiply 2/5 and 3/1

2/5 * 3/1

Multiply across the numerators and denominators

6/5

5 0
3 years ago
Write the polynomial in standard form. <br> 5z + 2z^3 - z^2 + 3z^4
pochemuha

Answer:

the standard form of this equation will be 3z^4 + 2z^3 - z^2 + 5z

Step-by-step explanation:

as much as I would like to, I'm really not that good at explaining things

5 0
3 years ago
Plz help right now illl give brainlist 5.0 and say thanks
Bess [88]
4+4+1 is the answer
8 0
2 years ago
Read 2 more answers
Helppp me understand plssss
hram777 [196]
Convert the mixed number into improper fraction:
-\frac{\frac{8}{5}}{-\frac{2}{3}}

Multiply by reciprocal:
-\left(-\frac{24}{10}\right)
-\frac{1\frac{3}{5}}{-\frac{2}{3}}

\frac{12}{5}

Convert improper fraction to mixed number
2\frac{2}{5}
8 0
3 years ago
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