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aivan3 [116]
1 year ago
13

The question says solve for x Express as exact roots

Mathematics
1 answer:
bezimeni [28]1 year ago
5 0

Solve for x

\begin{gathered} 6x^2-11x=10 \\ 6x^2-11x-10=0 \end{gathered}

Let's solve the equation step-by-step.

6x^2-11x-10=0

For this equation: a=6, b=-11, c= -10

Step 1: Use quadratic formula with a=6, b=-11, c=-10.

\begin{gathered} x=\frac{-b\pm\sqrt[]{b^2-4ac}}{2a} \\  \\  \\ x=\frac{-(-11)\pm\sqrt[]{(-11)^2^{}-4\times6\times-10}}{2\times6} \\  \\ x=\frac{11\pm\sqrt[]{361}}{12} \\  \\ x=\frac{5}{2\text{ }}\text{ or x=}-\frac{2}{3} \end{gathered}

Answer

x=\frac{5}{2\text{ }}\text{ or x=}-\frac{2}{3}

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2(5m^4n^-1)^3 simplify show work please
dangina [55]

Answer:

\large\boxed{2(5m^4n^{-1})^3=250m^{12}n^{-3}=\dfrac{250m^{12}}{n^3}}

Step-by-step explanation:

\text{Use}\\\\(ab)^n=a^nb^n\\\\(a^n)^m=a^{nm}\\\\a^{-n}=\dfrac{1}{a^n}\\-------------------\\\\2(5m^4n^{-1})^3=2(5)^3(m^4)^3(n^{-1})^3=2(125)m^{3\cdot4}n^{-1\cdot3}=250m^{12}n^{-3}=\dfrac{250m^{12}}{n^3}

8 0
3 years ago
Which is the slowest rate? a. 2,983 km in 5 hr
Eddi Din [679]

Answer:

C. 3,094 km in 12 hr

Step-by-step explanation:

we need to find kilometer per 1 hour so

2983/5=596.6 kilometers per hour

5,193/7= 741.857142857 km per hour

3,094/12=257.833333333 km per hour

1,784/3=594.666666667 km per hour

now which number is lowest

third one

Have a wonderful day! ask me if you have more questions

7 0
3 years ago
HELP pleasee and ty to whoever does!!
Margaret [11]
Answers:
26) 50 percent chance
27) 25 percent chance
28) About 25 times
29) About 20 times
6 0
3 years ago
6y - 12 = -3x. Write in standard form
bulgar [2K]
3x+6y=12
Hope this helps
5 0
3 years ago
Please help, i need to raise my grade
Dmitrij [34]

Answer:

r=\dfrac{v^2}{a}

Step-by-step explanation:

To isolate r, we're going to need to do some algebraic manipulation.

a=\dfrac{v^2}{r}

Multiply both sides by r:

a\cdot r=v^2

Divide both sides by a:

r=\dfrac{v^2}{a}

Hope this helps!

5 0
3 years ago
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