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AveGali [126]
3 years ago
11

Using the quadratic formula, which of the following is the solution to the

Mathematics
2 answers:
IRINA_888 [86]3 years ago
7 0

Answer:

{x}^{2}  - 6x + 11 = 0 \\ x =  \frac{ - b± \sqrt{ {b}^{2}  - 4ac} }{2a}  \\ x =  \frac{6± \sqrt{ - 8} }{2}  \\ x =  \frac{6±2i \sqrt{2} }{2}  \\ x = 3±i \sqrt{2}

stellarik [79]3 years ago
7 0

Answer:

x=3\pm\sqrt{2}i

Step-by-step explanation:

x^2-6x+11=0

x=\frac{-b\pm\sqrt{b^2-4ac} }{2a}

x=\frac{-(-6)\pm\sqrt{(-6)^2-4(1)(11)} }{2(1)}

x=\frac{6\pm\sqrt{36-44} }{2}

x=\frac{6\pm\sqrt{-8} }{2}

x=\frac{6\pm2\sqrt{2}i }{2}

x=3\pm\sqrt{2}i

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4 years ago
write the equation of the line in standard form that passes through the origin and is parallel to x + y equals 6​
horsena [70]

Answer: x+y=0

Step-by-step explanation:

The equation of the line slope-intercept form is:

y=mx+b

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Ax+By=C

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y=-x+6

Substitute the slope m=-1. Since the line passes through the origin b=0:

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Then in standar form is:

x+y=0

5 0
4 years ago
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Find the area of the polygon
Sonbull [250]

Answer:

14 square units

7 0
3 years ago
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Simora [160]
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A sphere has a diameter of 12 ft. What is the volume of the sphere? Give the exact value in terms of Pi.
sesenic [268]

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Substitute it into the formula,

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V = 4/3 *216π

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3 years ago
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