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3 years ago

The difference of the square of a number and the number is 210. Find the number.

Mathematics

1 answer:

Alinara [238K]3 years ago

8 0

A graphing calculator can help find the number(s) that meet this requirement.

The number could be 15, or -14.

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The difference of twice a number and 7 is 20. Find the number.

Paul [167]

Answer:

twice the difference gives 2(difference). 7 = 14 20 = 40

Step-by-step explanation:

4 0

2 years ago

Graph the inequality below on a number line x>-9

goldfiish [28.3K]

For this case we have the following inequality:
x> -9
The solution set of this inequality is given by:
(-9, inf)
Therefore, all the points within the given interval must belong to the graph of the inequality.
Note: see attached image.
Answer:
(-9, inf)
See attached image.

6 0

3 years ago

The ratio of apples to orgens is 1 to 3

-BARSIC- [3]

Because the ratio is 1 to 3. It means that For every one apple there are 3 oranges. So If there are 2 apples, there would n 6 oranges. If there are twelve apples, there would be 36 oranges. To find the number of oranges for the amount of apples, just multiply the number of apples by 3.

8 0

3 years ago

I need all three answer for an assignment

AfilCa [17]

This is false... you can get an easy example: (-2) + (10) = 10 - 2 = 8

7 0

2 years ago

Read 2 more answers

A spinner used in a board game is divided into 12 equally sized sectors. Seven of these sectors indicate that the player should

forsale [732]

Answer:

9.3 inches

Step-by-step explanation:

The computation of the radius of the spinner be given below:

Let us assume the same be x

We know that

Total area of the sector = one-sixth of the total area of the spinner

Given that

45.1 = 1 ÷ 6 × π × r^2

r^2 = 45.1 × 6 ÷ π

r^2 = 86.1

r = 9.279

= 9.3 inches

3 0

3 years ago