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Lina20 [59]
4 years ago
13

1. n + 1 > -2 2. T over -1 > -2 3. -4k -1 = 47

Mathematics
2 answers:
Nuetrik [128]4 years ago
8 0
1) n + 1 > -2
 Subtract 1 from the both sides, 
 n + 1 - 1 > -2 - 1
 n > -3

2) T/-1 > -2
 Multiply both sides by -1, 
  T/-1 * -1 < -2*-1   [ sign changed 'cause multiplied by -1 ]
 T < 2

3) -4k - 1 = 47
Add 1 to the both sides, 
 -4k - 1 + 1 = 47 + 1
 -4k = 48
 Divide -4 from both sides, 
 -4k/-4 = 48/-4
 k = -12

[Final answers are in bold letters ]
Hope this helps!
bearhunter [10]4 years ago
3 0
What is the question you are trying to ask? Provide more information.
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Total amount if $500 is invested at 4% compounded annually for 10 years
ycow [4]
P(10) = P(2.7183) ^ 0.04 times 10
P(10) = P(2.7183) ^ 0.4
P(10) = P(<span>1.49182868673)
P(10) = </span><span>745.914343367
Rounded, it would be 746. Hope it </span>helps! :)
3 0
4 years ago
#19 how do you do the work???!
Semenov [28]

Answer:

x=\frac{1}{3}

Step-by-step explanation:

move the terms with x to the left side of the equation:

add 3x to both sides

3x-1+3x=1

add 3x and 3x

6x-1=1

move all term not containing x to the right side:

add 1 to both sides of the equation

6x=1+1

6x=2

divide each term by 6

\frac{6x}{6}=\frac{2}{6}

x=\frac{2}{6}

simplify the fraction

x=\frac{1}{3}

8 0
3 years ago
A random sample of ten professional athletes produced the following data where x is the number of endorsements the player has an
lukranit [14]

ŷ= 1.795x +2.195 is the equation for the line of best fit for the data

<h3>How to use regression to find the equation for the line of best fit?</h3>

Consider the table in the image attached:

∑x = 29,  ∑y = 74, ∑x²= 125, ∑xy = 288,  n = 10 (number data points)

The linear regression equation is of the form:

ŷ = ax + b

where a and b are the slope and y-intercept respectively

a = ( n∑xy -(∑x)(∑y) ) / ( n∑x² - (∑x)² )

a  = (10×288 - 29×74) / ( 10×125-29² )

  = 2880-2146 / 1250-841

  = 734/409

  = 1.795

x' =  ∑x/n

x' = 29/10 = 2.9

y' = ∑y/n

y' = 74/10 = 7.4

b = y' - ax'

b = 7.4 - 1.795×2.9

  = 7.4 - 5.2055

  = 2.195

ŷ = ax + b

ŷ= 1.795x +2.195

Therefore,  the equation for the line of best fit for the data is ŷ= 1.795x +2.195

Learn more about regression equation on:

brainly.com/question/29394257

#SPJ1

3 0
1 year ago
PLEASEE helpppp correctly !!!!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!!!!!
dolphi86 [110]

Answer:

126?? i think

Step-by-step explanation:

A triangle always ahs a total of 180 degrees, so I added 24+28+6= 54, then subtracted it by 180 and got 126

(Dont fully trust me, im not an expert in geometry :P)

4 0
3 years ago
Write the expression in complete factored form 2a(x-8) + q(x-8)
Mnenie [13.5K]

Answer:

x-8 out of 2a(x-8)+q(x-8)

Step-by-step explanation:


7 0
4 years ago
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