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finlep [7]
3 years ago
12

What number should be added to both sides of the equation to complete the square? x2 + 3x = 6

Mathematics
2 answers:
Bond [772]3 years ago
4 0

Answer: It’s B

Step-by-step explanation: I got it right on the test

sladkih [1.3K]3 years ago
3 0
The answer is B because you are suppose to square and divide once you subtract 6 on both sides.
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In slope intercept form, write the equation for the line that passes through the point (2,3) and the point (7,13).
tatuchka [14]
First, Use the slope equation to find the slope of the line passing thru these two points:

m=rise/run

Here, the rise is 13-3, or 10, and the run is 7-2, or 5.  Thus, the slope, m, is 10/5, or 2:  m=2.

We want the slope-intercept form, so let's begin with its general form:

y=mx+b.  Substitute the slope 2 for m:  y=2x+b.  Now choose either of the given points.  Arbitrarily I am choosing (2,3).  Then x=2 and y=3.

Substituting these values into y=2x+b:    3 = 2(2) + b, or b= 3 -4, or b = -1.

Then the equation of this line, in slope-intercept form, is y = 2x - 1.

8 0
3 years ago
What is 20 / 65.9635
anastassius [24]

Answer:

the answer to your question is 0.3031979807

4 0
3 years ago
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Given the parabola whose equation is , find the focus and determine if the parabola opens up or down.
ziro4ka [17]
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y = ax {}^{2}  + bx + c
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( -  \frac{b}{2a}  \:  \:   \frac{1 - b {}^{2}  + 4ac}{4a} )
4 0
3 years ago
A fish tank that holds 80 gallons of water is 55% full. How many gallons are in the tank now? How many more gallons are needed t
stich3 [128]

Answer:

44 gallons of water.

Step-by-step explanation:

3 0
2 years ago
What equation do you get when you solve -n + sx =n-a for x
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Is this rearranging of equation??
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3 years ago
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