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lutik1710 [3]
3 years ago
12

Which can be solved by using square roots? Choose all that apply. (Hint: Make sure each equation is set equal to 0 before you ma

ke your choice.) Equation\ A:\ \ \ \ x^2-x+27=-x+2Equation A: x 2 −x+27=−x+2 Equation\ B:\ \ \ \ x^2+5x=3x^2+8Equation B: x 2 +5x=3x 2 +8 Equation C: 4x 2 +3x−7=0 Equation A Equation B Equation C
Mathematics
1 answer:
Masteriza [31]3 years ago
5 0

Answer: I don't know

Step-by-step explanation:

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Help me with this and you will be awarded handsomely.
olya-2409 [2.1K]

Answer:

1. 51

2.25

3.104

4.31

5.41

Step-by-step explanation:

7 0
3 years ago
Find the coordinates of the midpoint M of the segment with the given endpoints. Then find the distance between the two points. R
Mrac [35]

Answer:

Midpoint (-2,4)

distance nearest tenth = 8.9

The approximate distance = 9

Step-by-step explanation:

Formulas

PQ midpoint = (x2 + x1)/2, (y2 + y1)/2

distance d = sqrt( (x2 - x1)^2 + (y2 - y1)^2 )

Givens

x2 = -4

x1 = 0

y2 = 1

y1 = 7

Solution

M(PQ) = (-4+0)/2, (1 + 7)/2

M(PQ) = -2, 4

The midpoint is -2,4

The distance = sqrt( (4 - 0)^2 + (1 + 7)^2 )

The distance = sqrt(16 + 64)

The distance = sqrt(80)

The distance = 4√5           exactly

The distance = 8.94    

The distance = 8.9            To the nearest tenth

Question 2

The distance is rounded to the nearest whole number which is 9.

6 0
3 years ago
Va doctor prescribes 10 mg of cough syrup. available is 5 mg/5 ml. how many teaspoons would you give?
scoundrel [369]
10 ÷ 5 = 2 

ans: 2 teaspoons
4 0
2 years ago
What is 83/9 as a mixed number
vodka [1.7K]
9) 83 (9
   -81
   ___
      2

Mixed fraction formula: Quotient Reminder/Dividend
                                      Q = 9  R=2  D=9

So, 83/9 in mixed fraction is 9 2/9

HOPE THIS HELPS!!!!
3 0
3 years ago
What is the slope of a perpendicular line 2x + y = 6<br><br> is answer -2
Firdavs [7]

Answer:

The slope that is perpendicular to the line will be:

m_2=+\frac{1}{2}

Step-by-step explanation:

Given the equation

2x\:+\:y\:=\:6\:

We know that

y=mx+b is the slope-intercept form of a line where m is the slope and b is the y-intercept.

So, writing the equation in the slope-intercept form

2x\:+\:y\:=\:6\:

\:y=-2x+6

here

m=-2        ∵  y=mx+b        

As we know that for perpendicular lines, one slope is the negative reciprocal of the other.

Therefore, the slope that is perpendicular to the line will be:

m_2=+\frac{1}{2}

3 0
3 years ago
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