3 years ago

How many digits does the smallest repeating block in the decimal expansion of 7/9 contain?

Mathematics

1 answer:

lorasvet [3.4K]3 years ago

8 0

Answer:

Idonttttt now please help me now Solve this

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The temperature is -3 degrees celcius at sunrise. By noon, the temperature changes by 5 degrees. What is the possible temperatur

lina2011 [118]

Answer:

$- 3 + 5 \\ 2$

The answer is 2 degrees Celsius

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3 years ago

Read 2 more answers

Solve y - 3x = 13 for y<br><br> y = ?

vampirchik [111]

Answer:

y = 3x + 13

Step-by-step explanation:

Here, we want to solve for y

To solve for y, we simply are going to make y the subject of the formula

We have this as;

y - 3x = 13

y = 13 + 3x

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3 years ago

A number to the 9th power divided by the same number to the 6th power equals 125. What is the

Gelneren [198K]

Answer:

Step-by-step explanation:

Let the required number be x

$\huge {x}^{9} \div {x}^{6} = 125 \\ \\ \huge {x}^{9 - 6} = 125 \\ \\ \huge {x}^{3} = 125 \\ \\ \huge x = \sqrt[3]{125} \\ \\ \huge x = \sqrt[3]{ {5}^{3} } \\ \\ \huge \red{ x = 5}$

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4 years ago

The coefficient of x in the expansion of<br>(x+3)(x-1) is<br>

Zinaida [17]

X^2 + x + 3x - 3
x^2 + 4x - 3

Therefore the coefficient of x in expansion is 4.

7 0

3 years ago

Sanjay’s present age is ‘y’ years. Form an algebraic expression for:

RSB [31]

Answer:

a. y + 7

b. y - 4

c. y times 3 or 3y

d. 3y + 30

e. 6y + 8

Step-by-step explanation:

Algebraic expressions don't need to be a complete equation.

3 0

4 years ago