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Crank
4 years ago
8

Evaluate the polynomial when x=4 when x= -1 in -5x+2

Mathematics
1 answer:
strojnjashka [21]4 years ago
4 0

Answer:

when x=4, -18; when x=-1, 7

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Find the number of terms in this polynomial.<br> –2c9 − c
ivolga24 [154]

Answer:

2 terms

Step-by-step explanation:

-2c9 and -c is an Coefficient

4 0
4 years ago
The graph shows the number of each kind of book in Hero's personal library. A book is
skelet666 [1.2K]

Answer:

\displaystyle p=\frac{1}{15}

Step-by-step explanation:

<u>Probability</u>

The simple probability of a random event can be calculated as the ratio between the possible favorable cases and the total possible cases.

The pie chart shows the number of books in Hero's library grouped by category.

The total number of books is 14 + 10 + 4 + 2 = 30

The number of romance books is 2

Thus, the probability of randomly choosing a romance book out of the total books is:

\displaystyle p=\frac{2}{30}

Simplifying:

\mathbf{\displaystyle p=\frac{1}{15}}

This corresponds to the first option

6 0
3 years ago
The sum of two numbers is 20. One number is 26<br> more than the other one. Find the numbers.
Irina-Kira [14]

Answer:

-3 and 23

Step-by-step explanation:

Adding -3 and 23, you get 20. On a number line, 23 is 26 places from -3.

8 0
3 years ago
There are two numbers whose sum is 71. One number is twice the other. What are the numbers?
MrMuchimi
Hello! I would love to help!

Let's think...

What number times 2 plus that number is equal to 71.

Let's set up an equation!

What number times 2 (2x) + that number (x) is equal to 71?

Let's write the formal equation now!

2x + x = 71

Let's solve!

Start by combining like terms!

2x +x is 3x

Okay, now we have 3x=71

Let's solve by dividing each side by 3.

Now we have 23.667 or 23 2/3=x

So, the first number is 23 2/3

Let's multiply that by 2 to get the other number!

23 2/3*2= 47 1/3

So, the two answers are 47 1/3 and 23 2/3.

To check, you can add them together, and see if it comes out as 71.

47 1/3 + 23 2/3 = 71

Those are the right answers!


Hope this helps! Comment if you have questions! :)
4 0
3 years ago
the ratio of wins to loses is 5.4 for a basketball team. if the bball team played 90 games, how many games did they win ?? show
Stolb23 [73]

Answer:

40

Step-by-step explanation:

8 0
3 years ago
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