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Otrada [13]
3 years ago
7

Solve x2 – 3x = –8 using the quadratic formula.

Mathematics
1 answer:
I am Lyosha [343]3 years ago
7 0

Here is the step by step answer. hope it helps!

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nlexa [21]
Next letters would be WX
3 0
2 years ago
The sum of two numbers is 21.
Delvig [45]

Answer:

3 and 18

Step-by-step explanation:

let x be the first number

let 6x be the second number

x + 6x = 21

7x=21

x=21/7

x=3

second number =6x

second number 6x3= 21

5 0
3 years ago
Solve the quadratic equation by using the quadratic formula. if the solution are not real, enter N/A 3x^2-7x+1=0
Vsevolod [243]

Answer:

\displaystyle x=\frac{7\pm\sqrt{37}}{6}

Step-by-step explanation:

\displaystyle x=\frac{-b\pm\sqrt{b^2-4ac}}{2a}\\\\x=\frac{-(-7)\pm\sqrt{(-7)^2-4(3)(1)}}{2(3)}\\\\x=\frac{7\pm\sqrt{49-12}}{6}\\ \\x=\frac{7\pm\sqrt{37}}{6}

7 0
1 year ago
Can you please help me on 2,3,4, and 5? I will mark the brainliest plus 12 points for answering.
Marianna [84]

Answer:

2) Exact

3) Exact

4) Exact

5) Approximation

Step-by-step explanation:

8 0
2 years ago
Entrance to a state park costs $6 per vehicle plus $2 per person in the vehicle how much would it cost for a car with 2 people t
Igoryamba

Answer:

car with 2 people: $10

car with 4 people: $14

car with 10 people: $26

Step-by-step explanation:

6 0
2 years ago
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