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Veseljchak [2.6K]
3 years ago
9

Somebody help please

Mathematics
1 answer:
Vesnalui [34]3 years ago
5 0

Answer:

if that says plus 60 cents then she pledged 455 dollars

Step-by-step explanation:

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The reference angle for an angle whose measure is 260° is
Maurinko [17]
So, 260 degrees is in the 3rd quadrant, only 10 degrees away from being straight down at 270 degrees....if you have a xy axis, and draw a line segment from the origin into the 3rd quadrant, then at the endpoint of that segment, draw back up to the x-axis, your reference angle is the angle that the line segment makes with the x-axis (in this case, the negative portion of the x-axis), which is 80 degrees....since 260 degrees is 80 degrees past 180.

So your answer is 80 degrees.

Hope this helps,

Brian
8 0
3 years ago
Is 8321 a whole number
alisha [4.7K]
Yes because there isn't a decimal or fraction
5 0
4 years ago
Read 2 more answers
7. Order the numbers from greatest to<br> least.<br> (12.012 12.001 12.102 12.01
Arada [10]

Answer:

12.102, 12.012, 12.01, 12.001

Step-by-step explanation:

Since all of the numbers have the same numbers in the tens and ones places, the first place we need to compare is the tenths. The number with the greatest digit in the tenths place is 12.102, so it is first. The other numbers have a zero in the tenths place, so we move to the hundredths. 12.012 and 12.01 both have a one in the hundreds place, so we need to look at the thousandths. 12.012 is greater because it has a two in the thousandths place instead of a zero like 12.01, so it goes next, then 12.01, leaving 12.001 as the least.

7 0
4 years ago
What is the product of the polynomial 2x^3 + 8x^2 + x + 3 times the<br> monomial x?
Elis [28]

Answer:

\huge\boxed{2x^4 + 8x^3 + x^2 + 3x}

Step-by-step explanation:

When we multiply a polynomial by a specific monomial, all terms in the polynomial get multiplied by the monomial.

So we can do this by term.

2x^3 \cdot x

Multiplying x by x to the something power will just increase the exponent on the x term by one (since powers are just x multiplied by itself). This means the exponent here will increase by 1, so this becomes 2x^4.

Same logic applies to the second term: 8x^2, raise the exponent by one, 8x^3.

For the third term, if there is no exponent on a term you can assume it's exponent is 1 (so x^1 in this case - as x^1=x). Again, using the same logic, this turns into x^2.

For the last term, when we multiply a constant by a variable, we get a term with a variable and a coefficient - the constant becomes the coefficient and the variable stays the variable. Therefore, 3 \cdot x = 3x.

Adding these terms all together gets us 2x^4 + 8x^3 + x^2 + 3x.

Hope this helped!

8 0
4 years ago
I need help with this!! I need to solve it using order of operations
taurus [48]

The answer to number 1 is 16, because it the equation would be simplified to this...

32 + 4 - 20 = 36 - 20 = 16

The 3rd answer is 551...

(-125+11)(-5)-19=579-19=551

The 5th answer is 29383...

-17×1728=29383...

Hope this helps!!!

4 0
3 years ago
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