Which of the following equations is a quadratic equation? O (x+ 5) (3x2 + 1) = 4 (-x*) O 14x(x+1) = 15 (x +4) (x- 1) O 2x = (2x - 1) (3x + 4) %3D O x (x- 5) = 12 (x* – 1) %3D

Q: The solution of the quadratic equation 3x +3x +3 0 are O -3+ V-18 -3 + v-27 3土 V9 12 O- 3 v 9

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Q: 2. 2x² -5x=10 Show by completing the square that the solutions to the equati ax²-bx-a=b are x=-1 and…

A: Note: Since you have asked multiple questions, we will solve the first question for you. If you want…

Q: The solution of the quadratic equation 4x² + 5x + 2 = 0 are O -5± vỹ 8 O -5± vỹ 12 O -5+ vī O -5+v-7…

A: Given: 4x2+5x+2=0Formula to find the value of x for an equation ax2+bx+c=0x=-b±b2-4ac2a

Q: -5. In the equation 2x2 - 9 -5 = 0, which is the constant term? а. 2x2 С. -9х 6. In the quadratic…

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Q: What are the solutions to the quadratic equation x2 – 16 = 0? x = 2 and x = –2 x = 4 and x = –4 x =…

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Q: Solve quadratic equation. 3/(x - 3) +5/(x - 4) =(x2 - 20)/(x2 - 7x + 12)

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Q: Solve the quadratic equations by using any method of solving quadratic equations. 1. x2-2x-35%-D0 6.…

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Q: Q2) Solve the quadratic equation ax'+bx+c for a=1, b-D4, c-13 using -btvb2-4ac X1, X2X = 2a

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Q: The solution of the quadratic equation 5æ² + 5æ + 2 = 0 are. O -5+ V5 20 O -5+ V5 15 O -5+ V5 10 O…

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Q: In a quadratic equation(y=ax^2+bx+c) how does the change in values created in the a,b, and c values…

A: Let us solve the given problem in the next step.

Q: 5. In the equation 2x2 - 9- 5 = 0, which is the constant term? а. 2x2 C. -9x 6. In the quadratic…

A: Since you have multiple problems in a single picture. As per our guidelines we will solve the 1st…

Q: Find the solutions of the quadratic by factoring. SHOW ALL OF YOUR WORK. 2.x-7x 15 = 0

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Q: The solution of the quadratic equation 42+ 4z +3=0 are O4+V-20 -4+V-8 8. O -4±v-8 12 -4±v-32 8.…

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Q: quadratic equation? a- (x+13) (x-7)=0   b- (2x-5) (4x+11)=0

A: Value of x is the solution

Q: - Solve the quadratic equation using appropriate method. x² - 81 = 0 2. x² +5x +6=0 3. 2x2 4x+3=0

A: Here we have to solve the quadratic equation.

Q: Solve 2x2 -x-1=0 using the Quadratic Formula. Select all that apply. x=-2 x=-1 1 12 x= 2 no real…

A: To solve the given equation using the quadratic formula

Q: 4 What is a in the quadratic equation 2x2 + 8x + 10 0? A. 8x B. 2 C. 2x D. 2x S. What is 2x (x-6) 10…

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Q: Find the real solutions of (2x-1)2-3(2x-1)-4=0

A: Let 2x-1=y Then  equation becomes (y)2-3(y)-4=0

Q: Write a quadratic equation that passes through the points (-2, 8), (1, 14), and (0,10)

A: Here, we need to find a quadratic equation that passes through the points (-2, 8), (1, 14), and…

Q: Select all the quadratic equations. 7x3 - 9x2 + 3x - 12 = 0 32t2 - 23t = 9 x+ 6y = 42 x2 - 4y2 = 0…

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Q: Which quadratic equation has roots -2 and a. r + 4x +4 = 0 b. 5x2 + 9x - 2 = 0 c. 5x2 -9x 2 0 d. 5x2…

A: Given Roots are x=-2 and x=15

Q: Select all the quadratic equations. 7x3 - 9x2 + 3x - 12 = 0 3212 - 23t = 9 x+ 6y = 42 x2 - 4y2 = 0…

A: The standard form of a quadratic equation is  ax 2+bx+c=0

Q: 3x2 + 5x – 11 = 1

A: Here is the solution:

Q: (b)Solve graphically and explain geometrically X1 - 4x2 = 20.1 3x1 + 52x2 = 5.9

A: The given system of equations: x1-4x2=20.1        ...(i) 3x1+52x2=5.9            ...(ii) Putting…

Q: Apply the different methods of solving quadratic equations in order to reveal the message. Solve…

A: In this question we have to solve the quadratic equation then have to find message.

Q: Find out the discriminant of the quadratic equation 20x2+14x+20=0 using this definition

A: Given equation: 20x2+14x+20=0 Concept: Discriminant of a equation in the form ax2+bx+c=0 is given…

Q: Find the constant k so that the quadratic equation 2x2 + 5x - k = 0 has two real solutions.

A: To have real solutions for quadratic equation ax^2+bx+c =0 We must have b^2 - 4ac ≥ 0

Q: Select all the quadratic equations. 7x3 - 9x2 + 3x - 12 = 0 32t2 - 23t = 9 x+ 6y = 42 x2 - 4y2 = 0…

A: Recall: Standard form of quadratic Equation is ax2+bx+c=0 ; where a,b,c are constants. An quadratic…

Q: The solution of the quadratic equation 3x2 + 5x + 2 = 0 are O -5+ V1 6 O -5± V13 9 O -5+ v7 6 -5 +…

A: For the quadratic equation, ax2+bx+c=0 Solution (roots) are given by, x=-b±D2a, where D=b2-4ac

Q: The solution of the quadratic equation 5x2 + 6x +1=0 are -6+ v21 10 -6+ v26 20 O -6+ V16 10 O -6 +…

A: Roots of the quadratic equation

Q: The solution of the quadratic equation 3x² + 5x + 2 = 0 are. O -5± V13 12 O -5± V13 6 O -5 ± V13 O…

A: given quadratic equation is                                              3x2+5x+2=0 solution of…

Q: In a quadratic equation(y=ax^2+bx+c) how does the change in values created in the a,b and c values…

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Q: The city will pay to have soft pavement made of recycled tires installed in the playground. In the…

A: x=longer  side y=x-15=shorter side and the area is A=324 the area of the rectangle is given by…

Q: What is the value of k so that the equation (k^2 - 4)x^3 + (k-2)x^2 + 7x - 8 = 0 is a quadratic…

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Q: B. Solve the quadratic equation using appropriate method. 1. x2 - 81 = 0 2. x2 + 5x+ 6 = 0 3. 2x? -…

A: The given equation,1. x2-812. x2+5x+6=03. 2x2-4x+3=0

Q: The solution of the quadratic equation 5æ? + 5x + 4 = 0 are, -5 + v-55 10 O -5 + V-15 10 O -5± V-15…

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Q: The square on quadratic equation  1/3 x2 - 4x + 16

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Q: 5. Find all real solutions of the equation: 2x +7x -8x2 - 25x-6 0 1

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Q: 10.What is the standard form of the equation 2x+(x-4)(x+1)39? a. x? - x - 13 0 C. x2 – 5x + 5 = 0…

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Q: 5. Write a quadratic equation in standard form that has solutions of x = -6 and x = 7.

A: We have to write the quadratic equation in standard form that has solution of x = -6 and x = 7.

Q: Find the solutions of the quadratic. 3.5 2.5 1.5 0.5 1 -0.5 -1.5

A: Quadratic equations are the polynomial equations of degree 2 in one variable of type f(x) = ax2 + bx…

Q: The solutions of the quadratic equation x(x + 4) + 15 = 0 are 4+iv8 2 O -4+iv8 4 O -4+iv12 2 O…

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Q: Solve the quadratic equation by completing the square. 2x2 + 3x - 9 = 0 ..... Choose the appropriate…

A: Divide the whole equation with 2 and try to convert the equation into a perfect square.

Q: Write the equation of a quadratic function with roots at -4 and -2, and a vertex at (-3, 1). Write…

A: The quadratic equation with roots at -4 and -2 is given by: y=C(x+2)(x+4) where C is the constant.

Q: 3 Two water taps together can fill a tank in 9 hours. The larger takes 10 hours less 8. than the…

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Q: The solutions of the quadratic equation x? + 4x +7 = 0 are -4+iv19 -7tiv12 2 -4tiv12 4 -4+iv26 2…

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Q: The solutions of the quadratic equation x + 3x + 9 = 0 are O -3+iv36 2 -3+iv27 2 O -3+iv27 4 O…

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Q: Find all real solutions of the equation.

A: Given: The equation is xx+3 =2x-3 -1x2-9 .