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Reika [66]
3 years ago
10

If a polynomial function f(x) has roots 0, 4, and 3+ /11, what must also be a root of f(x)?

Mathematics
1 answer:
seropon [69]3 years ago
6 0

Answer:

3 - \sqrt{11}

Step-by-step explanation:

Assuming the root given is 3 + \sqrt{11}

Radical roots occur in conjugate pairs, thus

if 3 + \sqrt{11} is a root , then 3 - \sqrt{11} is also a root

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Which triangle always has only two sides the same length and one angle that measures 90°? A. acute scalene B. right isosceles C.
Otrada [13]
Right isosceles, which has two sides the same length and one angle that measures 90 degrees.
5 0
3 years ago
I was at the store, and saw two sizes of avocados being sold. The regular size sold for $0.84 each. For what prices would the la
JulsSmile [24]

Answer:

The bigger avocado will be a better deal if the ratio of the sizes of the bigger one to the smaller one is less than the ratio of the prices of the bigger one to the smaller one.

Step-by-step explanation:

Given that two sizea of avocados are being sold, since the regular size is being sold for $0.84 each, let the price for the bigger avocado be $x.

Then note the following:

1. How bigger than the smaller avocado is the bigger one?

This would determine if the price for the bigger one is a bargain, or a mistake.

If for instance, the bigger avocado is double the size of the smaller one, then for any price, $x less that $1.68 (twice of $0.84), it is a bargain.

The bigger avocado will be a better deal if the ratio of the sizes bigger one to the smaller one is less than the ratio of the prices of the bigger one to the smaller one.

6 0
3 years ago
Read 2 more answers
Write 6.7 in two other forms
salantis [7]
6.7=6+0.7=6+\frac{7}{10}=\huge\boxed{6\frac{7}{10}}\\\\6.7\to\huge\boxed{six\ and\ seven\ tenths}
5 0
3 years ago
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Daniel wanted to know his approximate score on the final exam for his mathematics class. His professor hinted that his score was
frozen [14]

Answer: 101.69

Step-by-step explanation:

Formula we use to find the z-score :-

z=\dfrac{x-\mu}{\sigma}    (1)

Given : \mu=90

\sigma=7

Daniel's z score : z= 1.67

Let x be the raw score for Daniel's exam grade, then substitute the values of \mu,\ \sigma\ and \ x in (1), we get

1.67=\dfrac{x-90}{7}\\\\\Rightarrow\ x-90=7\times1.67\\\\\Rightarrow\ x=11.69+90=101.69

Hence, the raw score for Daniel's exam grade = 101.69

3 0
3 years ago
The sum of the angle measures of a polygon with s sides is 2340. find s.​
marta [7]

Answer:

s = 15.

Step-by-step explanation:

The formula for a polygon with s sides is:

Sum of the angles = 180(s - 2) so we have:

180(s - 2) = 2340

180s - 360 = 2340

180s = 2700

s = 15

8 0
3 years ago
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