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Solving Quadratic Equations
Page 2
Questions (81)
solve 2x^2 = 9x. round to the nearest tenth.
a)x = 0 or x = -4.5 b)x = 4.5 c)x = 1.5 or x = 3 d)x = 0 or x = 4.5 i think the
2 answers
asked by
gabriel
580 views
2p^2 + 8p = -3
Answer is p = -4 + or - square root of 10 over 2
2 answers
asked by
carol
538 views
A company has determined that the profit, in dollars, it can expect from the manufacture and sale of tennis racquets is given by
2 answers
asked by
Nate
548 views
i forgot how to solve problems like this...
2x^2-18x=0, x^2=6x+7, 6y^2+5y-6=0 also I need help on this one SOLVE FOR X CORRECT TO
2 answers
asked by
Jenny
523 views
First Step: Identify a = 4; b = - 11 , c = - 3
x = (11 plus/minus sqrt(169))/8 x = 24/8 and x = - 2/8 x = (11 plus/minus sqrt((-
1 answer
asked by
lol
24 views
x = - 1; x = - 1 and x = - 3; x ^ 2 + 4x + 3 = 0; - x ^ 2 + x - 3 = 0 No Real Solution x = 7an * dx = - 2; x ^ 2 + 2x + 1 = 0; x
1 answer
asked by
lol
17 views
Find the error in each of the following solutions. Explain your reasoning
2𝑥^2 − 12𝑥 − 21 = 0 𝑥^2 − 6𝑥 =21/2
1 answer
asked anonymously
62 views
Find the error in the following solutions.
3𝑥^2 − 5𝑥 + 8 = 0 𝑥 =−𝑏±√𝑏2−4𝑎𝑐/2𝑎 𝑥
1 answer
asked anonymously
21 views
during a water balloon fight, Louisa uses a slingshot to fire a water balloon over the forfeited wall of the opponent fire from
1 answer
asked anonymously
34 views
Jeddia solved the quadratic equation x2-96=4x by factoring. Her work is shown below. At which step did jeddia first make a
5 answers
asked by
hi
34 views
Solve the following quadratic equation using the perfect square trinomial pattern: x2+x+0.25=0 .(1 point) Responses x=0.5 x
1 answer
asked anonymously
26 views
Why does the equation 3x^2 - 30 = 3 have two solutions but the equation 3x^2 + 30 = 3 has no solution?
Try some different values
1 answer
asked by
Mujika
10 views
Which of the equations has one solution that is 5/4 ? Select all that apply. 4x^2+3x−10=0 4 x squared plus 3 x minus 10 is
1 answer
asked anonymously
37 views
Use any method to solve the equation. If necessary, round to the nearest hundredth.
9x^2- 21 = 0
3 answers
asked anonymously
22 views
Jill would like an increase in the hourly wage she receives from the Mathematics Research Center, where she works in the mail
1 answer
asked anonymously
43 views
Order the steps for solving x²-14x=15 by completing the square.
3 answers
asked anonymously
18 views
Recognize which of the following statements is true.
A. When k is negative, x^2 = k has one solution, which is negative. B. When
1 answer
asked anonymously
13 views
5)
Which of the equations has one solution that is 5/4 ? Select all that apply. (3 points) Responses 4x2+3x−10=0 4 x squared
3 answers
asked anonymously
12 views
find two solutions for 3x^2=36
1 answer
asked anonymously
9 views
solve the following by completing the square
2x^2-24x=0 a. x=-18;-6 b. x=0;12 c.x=6;18 d. x=-12;0
1 answer
asked anonymously
14 views
Solve 3v^2=72, where v is a real number.
Round your answer to the nearest hundredth. If there is more than one solution, separate
1 answer
asked anonymously
7 views
Solve. x² – 121 = 0
(1 point) Responses 0 0 –11 –11 11 11 11, –11 11, –11
1 answer
asked anonymously
8 views
Fill in the correct vocabulary (3 points)
To solve the equation: 4x ^ 2 = 100 you would use the inverse operation use the inverse
1 answer
asked anonymously
51 views
solve x^2+x-2=0
show step by step
1 answer
asked anonymously
15 views
Frankie performed the following steps to solve the equation 2m^2−24m=−54
. Step 1: 2m^2−24m+54=0 Step 2: 2(m^2−12m+27)=0
1 answer
asked anonymously
25 views
How do I solve mathematical equations like "x^2 + 64 = 0"? Could you explain it to me, please?
1 answer
asked anonymously
13 views
Which value of x is a solution to this equation?
2x^2+ 6x -20=0
1 answer
asked anonymously
5 views
Solve for the variable write your answers as integers or as proper or improper fractions in simplest form w^2-14w+49=0
w=-49 w=-1
1 answer
asked anonymously
5 views
Match the equations with the correct solution(s).
x^2=64: ____ x^2=25: ____ x^2=16: ____ x^2=125: ____ x^2=-64: ____ use these
3 answers
asked anonymously
10 views
The first three steps of completing the square to solve the quadratic equation x? + 8x + 5 = 0 are shown
below. Step 1:2+82=-5
1 answer
asked anonymously
12 views
Solve the equation x2+3x−88=0𝑥2+3𝑥−88=0. Show your work to receive all the points. You can use the photo icon to
1 answer
asked anonymously
13 views
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Parent Categories (6)
Algebra
Algebraic Equations
Equations
Equations and Inequalities
Projectile Motion
Quadratic Equations