Which quadratic equation has roots 2 + 6i and 2 – 6i? x2 – 4x + 13 = 0 O x2 + 4x + 13 = 0 Submit Answer x2 + 4x + 40 = 0 O x2 – 4x + 40 = 0

Q: If the roots of the equation a(b - c)x² +b(c - a)x + c (a - b) = 2 11 are equal, show that ==±+:

A: We can use properties of square of three no. To solve the problem

Q: Compute the value of the discriminant and give the number of real solutions of the quadratic…

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Q: Determine all real roots of x4 +0.9x³-2.3x²+3.6x-25.2=0

A: We need to find all the real roots of :

Q: The Quadratic Formula can be used to find the roots of a quadratic equation. y = 4г2 — За — 2 Using…

A: for y=ax2+bx+c quadratic formula:x=-b±b2-4ac2a

Q: (b) The roots of the quadratic equation 3x-11x+9=0 are a and B. Form a quadratic equation whose…

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Q: Solve the quadratic equations 1. x2 + 25 = 0 2. x2 - 2x + 2 = 0

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Q: 4. (a) (i) Calculate (4 + 10i)². Answer: (ii) Hence, and without using a calculator, determine all…

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Q: equation 1.    x² – 5x + 9 = 0  2.     x² – 2x = –10    3.     9x² + 6x + 1 = 0

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Q: Find the value of the real number a if -1 – 2i is a root of the equation z² + az +5 =0. What is the…

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Q: 5x 4 22+3а — 40 4а —20

A: Given rational function 5xx2+3x-40-44x-20

Q: х? - 2 8х + 65 — 0

A: we use i = √-1 and Quadratic formula

Q: 1. Solve the following equations and list all the roots. a) (x² – 25)(x² + 5x – 14) = 0 b) (2x +…

A: Simplify the equation then find roots.

Q: Determine the solutions of each quadratic equation by extracting the square roots a) (Зх — 3)2 — 363…

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Q: The roots of (x + 1)2 + 1 = 0 are

A: NOTE: Refresh your page if you can't see any equations. . subtract 1 from both sides

Q: find the value of m for which the equation (m+1)x2+2(m+3)x+(m+8)=0 has equal roots

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Q: solve the following quadratic equation by factorization 2x 1 3x + 9 + 2а + 3 = 0 (и — 3)(2а + 3) -

A: The given expression is,2xx-3+12x+3+3x+9(x-3)(2x+3)=0

Q: Use the quadratic formula to solve for x. 9x+ 5x–1=0 (If there is more than one solution, separate…

A: We have given equation 9x2+5x-1=0 Then, comparing this ax2+bx+c=0 we have a=9,b=5,c=-1 Now, using…