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3 years ago

Solve for x in the equation 3 x squared minus 18 x + 5 = 47.

Mathematics

2 answers:

bekas [8.4K]3 years ago

7 0

Answer:

A. X = +/- sqr root 23

Step-by-step explanation:

I did the Edgenuity

ryzh [129]3 years ago

6 0

Answer:

x= 3 + $\sqrt{23}$ , 3 - $\sqrt{23}$

Step-by-step explanation:

You use the quadratic formula to get x= $\frac{18+6\sqrt{23} }{6} ,\frac{18-6\sqrt{23} }{6}$

Then you simplify and get the answers x= 3 + $\sqrt{23}$ , 3 - $\sqrt{23}$

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Sam brought brushes for $8,a palette for $5,and oil paints for $15.He paid 29.82 in all.What sale-tax rate did Sam pay?

sertanlavr [38]

8+5+15=28
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3 years ago

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77julia77 [94]

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Step-by-step explanation:

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3 years ago

Which table most accurately organizes the data from the graph?

Brilliant_brown [7]

Answer

It's B

Step-by-step explanation:

It organizes the years from 1-6 and keeps the money consistent with the years

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2 years ago

if one out of 60 applications to a specific job was incomplete, how many total applications were received if there were 5 incomp

Lelu [443]

Answer:

300

Step-by-step explanation:

1:60

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8 0

3 years ago

Read 2 more answers

The data to the right represent the weights (in grams) of a random sample of 50 candies. Complete parts (a) through (f). 0.92

Inessa05 [86]

Answer:

0.069

Step-by-step explanation:

The given data set is

0.92, 0.87, 0.88, 0.82, 0.82, 0.87, 0.97, 0.86, 0.89, 0.84, 0.81, 0.88, 0.77, 0.86, 0.93, 0.84, 0.72, 0.82, 0.74, 0.83, 0.93, 0.75, 0.79, 0.91, 0.84, 0.91, 0.88, 0.88, 0.83, 0.78, 0.99, 0.81, 0.78, 0.75, 0.82, 0.76, 0.82, 0.87, 0.91, 0.77, 0.72, 0.94, 0.71, 0.73, 0.81, 0.81, 0.86, 0.93, 0.93, 0.82.

Formula for mean:

$Mean=\frac{\sum x}{n}$