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Helen [10]
3 years ago
9

PLEASEEE helppp meeeeee!!!!

Mathematics
1 answer:
blondinia [14]3 years ago
6 0

Step-by-step explanation:

click control 4 (or command if your on mac)

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Which of the following is the complete list of roots for the polynomial function f (x) = (x squared 6 x 8) (x squared 6 x 13)? –
Sunny_sXe [5.5K]

The roots of the given polynomial function is {-4, -2, -3 + 2i, -3 - 2i}.

<h3>How to get the roots of the polynomial?</h3>

Here we have the polynomial function:

f(x) = (x^2 + 6x + 8)*(x^2 + 6x + 13)

So we just need to find the roots of the two quadratic functions, to do that, we use Bhaskara's formula.

For the first one, we have:

x = \frac{-6 \pm \sqrt{6^2 - 4*8} }{2} \\\\x = \frac{-6 \pm 2}{2}

So the two solutions are:

x = (-6 - 2)/2 = -4

x = (-6 + 2)/2 = -2

For the second quadratic we have:

x = \frac{-6 \pm \sqrt{6^2 - 4*13} }{2} \\\\x = \frac{-6 \pm 4i}{2}

So the two solutions are:

x = -3 + 2i

x = -3 - 2i

Finally, the list is:

{-4, -2, -3 + 2i, -3 - 2i}

If you want to learn more about polynomials:

brainly.com/question/4142886

#SPJ4

8 0
3 years ago
Suppose n=6 , m=2 , z1 is the average of the elements of x , and z2 is the average of the first three elements of x minus the av
rusak2 [61]

Answer:

See step by step explanations fir answers.

Step-by-step explanation:

Given that;

n=6 , m=2 , z1 is the average of the elements of x , and z2 is the average of the first three elements of x minus the average of fourth through sixth elements of x

So, Let d=n∧28, d′=n∧22.

We have nd=10, nd′=20n

so

n=10d=20d′nwhenced=2d′.

On the other hand, d is a divisor of 28, and above shows d′ is, too. As it is also a divisor of 22, the only possibilities are d′=1, d′=2, corresponding to d=2, d=4.

However, if d=2, n=20, and 20∧28=4, not 2. So the only solution is d=4, and n=40.

7 0
4 years ago
Simplify 18÷3x2+1 please
telo118 [61]

Answer:

the answer is gonna be

6x^2+1

7 0
3 years ago
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Suppose you eat 3 tablespoons of peanut butter a day 3 tablespoons of peanut. Butter provides you with twelve grams of protein.
vovangra [49]
You need 4 days to get the 44 grams of protein you need. This is because 44 divided by 12 is about 3.6666 which would round up to 4 because you can't don't less than a full day
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3 years ago
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What is the equation of the line that passes through the point (−8,3) and has a slope of -1/4?
tensa zangetsu [6.8K]

Answer:

y=-1/4x+1

Step-by-step explanation:

so here are my steps after plugging in the numbers:

y-3=-1/4(x+8)

y-3=-1/4x-2

y=-1/4x+1

6 0
3 years ago
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