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3 years ago

Giải phương trình y'=0 biết:y=x^4

Mathematics

1 answer:

Mila [183]3 years ago

7 0

Answer:

Step-by-step explanation:

1) y'=(x⁴)'=4x³;

2) ∡ y'=0, ⇒ 4x³=0; ⇒ x=0.

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Harry's parrot is 11 years older than his cat.

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Answer:

The answer to your question is: P = 17 years

Step-by-step explanation:

Data

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C = cat age

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4 years ago

A point is plotted on the number line at 225 . A second point is plotted at −434 .

malfutka [58]

Answer:

7 3/20

Step-by-step explanation:

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3 years ago

Explain the difference between observed frequency and expected frequency as it relates to Chi-Square test.

emmasim [6.3K]

Answer:

Step-by-step explanation:

A Chi-square test is used to test the test of independence between rows and columns, contingency tables. It is a test related to frequencies. The observed frequency is a given statistical frequency known as the actual frequency, the expected frequency is known as the theoretical frequency is derived from the study by using the sum total of the row and total in the column divided by their corresponding sample size.

5 0

3 years ago

The answer is is 26, -44, but i dont understand how to solve it. can you explain?

Anna [14]

║a+9║/7=5
you multiply 7 on both sides which cancel out 7.
now it ║a=9║=35
and now it would be a+9=35 and a+9=-35 then solve it.
35-9 and 9-(-35)= 26 and -44
hope this helped!

4 0

3 years ago