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poizon [28]
2 years ago
14

3 different ways to write 5^11

Mathematics
1 answer:
SVEN [57.7K]2 years ago
5 0

Answer:

There are many ways we can write 5^{11} one of them being that we just write 11 fives being multiplied against each other like the following:

5*5*5*5*5*5*5*5*5*5*5

This can seem very repetitive which is why powers are a lot more helpful.  We can also rewrite 5^{11} using the power in the bottom of a fraction.  The way that we do this is put 5^{-11} on the bottom which can then be flipped to the top with a positive power and will be the same.

\frac{1}{5^{-11}}

The final way that we can rewrite 5^{11} is by using several different powers.  We can do 5^6*5^5 which will equal the same thing as 5^{11} because the base is the same and what we basically do is just add up the powers together to get back to 11.

5^6*5^5

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Nastasia [14]
\frac{P+10}{P-7} =  \frac{8}{9} 

use the cross method solve the equation.

9P+90=8P-56
9P-8P=-56-90
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Hope this helps.
8 0
3 years ago
This is for a lot of points plz help me
Sophie [7]

Answer:

B

Step-by-step explanation:

7 0
4 years ago
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Determine whether this pair of lines is parellel, perpendicular, or neither 6+2x=3y 3x+2y=9 Choose the correct answer below. A.
andriy [413]

Answer:

Option A. These two lines are perpendicular

Step-by-step explanation:

we know that

If two lines are parallel, then their slopes are equal

If two lines are perpendicular, then their slopes are opposite reciprocal (the product of their slopes is equal to -1)

step 1

Convert the given equation A in slope intercept form

y=mx+b

where

m is the slope

b is the y-intercept

we have

6+2x=3y ----> equation A

Solve for y

That means----> isolate the variable y

Divide by 3 both sides

y=\frac{2}{3}x+2

so

m_A=\frac{2}{3}

step 2

Convert the given equation B in slope intercept form

y=mx+b

where

m is the slope

b is the y-intercept

we have

3x+2y=9 ----> equation B

Solve for y

That means----> isolate the variable y

subtract 3x both sides

2y=-3x+9

Divide by 2 both sides

y=-\frac{3}{2}x+4.6

so

m_B=-\frac{3}{2}

step 3

Compare the slopes

m_A=\frac{2}{3}

m_B=-\frac{3}{2}

The slopes are opposite reciprocal (the product is equal to -1)

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3 0
4 years ago
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mezya [45]

Answer:

The answer is below

Step-by-step explanation:

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Answer:

Given:

Mean (μ) = 8.636, standard deviation (σ) = 3.9265, Confidence (C) = 90% = 0.9, sample size (n) = 25

α = 1 - C = 1 - 0.9 = 0.1

α/2 = 0.1/2 = 0.05

From the normal distribution table, The z score of α/2 (0.05) corresponds to the z score of 0.45 (0.5 - 0.05) which is 1.645

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8 0
4 years ago
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=353.25m^2

= 390 + 353.25

= 743.25m^2

8 0
3 years ago
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