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belka [17]
4 years ago
8

1.) (X+9)(x+3)

Mathematics
1 answer:
hodyreva [135]4 years ago
5 0
(x+9)(x+3)=x^2+3x+9x+27=x^2+12x+27\\\\
(y-5)(y^2-2y+6)=y^3-2y^2+6y-5y^2+10y-30=\\
=y^3-7y^2+16y-30
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Pizazz manufactures a 5.0 oz. energy drink of the same name. Because the cans are so small, consumers are concerned that they ar
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Answer:

The LCL of  the R-chart starts from the origin ( i.e. zero value ) while the LCL of an X -chart did not start from the origin

LCL of R-chart = 0 * 0.84533 = 0

LCL of R-chart  = 75.128

Step-by-step explanation:

Given data:

number of observations = 15

sample size ( m ) = 6

sum of sample mean = 80.20 ounces

sum of sample range ( R )  = 12.68 ounces

Determine the control limits of an x-bar and R-chart

<em>for an R-chart </em>

LCL of R-chart = D3 * R(bar) ---- ( 1 )

where : m = 6 ,  D3 = 0 , R = 12.68

            R(bar) = 0.84533

back to equation 1

LCL of R-chart = 0 * 0.84533 = 0

<em>for an X-chart </em>

LCL of X-bar) = ( mean ) - (m x R-bar)

                       = 80.20 - ( 6 * 0.84533 )

                       = 75.128

The LCL of  the R-chart starts from the origin ( i.e. zero value ) while the LCL of an X -chart did not start from the origin

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3 years ago
In how many games did the team score at least 70 points?
Anarel [89]
At least 70 points, so 70 or more points. Therefore 5 games: 71, 71, ,72, 73 and 91 points
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Which unit rate is equivalent to 17 miles per gallon?
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Step-by-step explanation:

51÷3=17

17 miles per gallon

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Find the aspect ratio of a computer screen that measures 12 inches by 16 inches.
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Answer:

3:4

Step-by-step explanation:

That ratio would be 12:16, or 3:4.

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