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bazaltina [42]
3 years ago
5

Solve the quadratic equation 9x ^ 2 - 6x = 11 using the quadratic formula.

Mathematics
1 answer:
Wewaii [24]3 years ago
8 0

Answer:

x = 1.48803, x= -0.821367

Step-by-step explanation:

9x²-6x=11

9x²-6x-11=0

use quadratic formula: x = [- b ± √b²- 4ac)]÷ 2a

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F-20f=21 what’s the answer
Virty [35]

\bold{[ \ Answer \ ]}

\boxed{\bold{F \ = \ -\frac{21}{19} }}

\bold{[ \ Explanation \ ]}

  • \bold{Solve: \ f \ - \ 20f \ = \ 21}

-----------------------------------

  • \bold{Add \ Similar \ Elements:f-20f=-19f}

\bold{-19f=21}

  • \bold{Divide \ Both \ Sides \ By \ -19}

\bold{\frac{-19f}{-19}=\frac{21}{-19}}

  • \bold{Simplify}

\bold{F \ = \ -\frac{21}{19}}

\boxed{\bold{[] \ Eclipsed \ []}}

5 0
4 years ago
Please answer quick! im being timed!!!!!!!
Salsk061 [2.6K]

Answer:

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Step-by-step explanation:

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7 0
3 years ago
What slope passes through points (2,7) and (4,7) ?
Tju [1.3M]

Explanation:
The slope can be found by using the formula:
m
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x
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) and (
x
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) are the two points on the line.
Substituting the values from the points in the problem gives:
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4 0
3 years ago
1218÷6 I need help please
Morgarella [4.7K]
203 is the answer there you go
5 0
3 years ago
Read 2 more answers
What is the value of 5.7 x 10^8?
irina [24]
5.7 x 10^8 is known as the scientific notation.Scientific notation is one way of showing a long number to a shorter one given with the followin choices, let's find out which one of those are correct: 
=> 5.7 x 10^ 8
=> 5.7 x (10 x 10 x 10 x 10 x 10 x 10 x 10 x 10) 
=> 5.7 * 100 000 000 
=> 570 0000 000 or 5 hundred seventy milionThe correct answer is letter C. 570 000 000
6 0
3 years ago
Read 2 more answers
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