46. What are the roots of 2x - x² - 13x – 6 = 0? А. -1/2, 2, 3 В. -2, -1/2, 3 С. -2, -1, -1/2 D. -1, 2, 3/2 47. What are the zeros of the x- 13x + 36x = 0? A. {-3, -2, 2, 3} B. {0, 2, 3} С. {-3, -2, 0, 2, 3} D. {-9, -4, 0, 4, 9} 48 An onen box is to be made from a

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A: To find the cubic equation with the roots as aB , Br and ra

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A:

Q: Show that there is a root of the equation x3 - x - 1 = 0 between 1 and 2.

A: Consider the given equation. x3-x-1=0 and, fx=x3-x-1 Put x=1 in the function. f1=13-1-1=-1

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A: suppose

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Q: a. Show that If 1 iv3 z = 2 2 Then z7 = z. b. Evaluate all the roots of the Equation: z* + 16 = 0

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Q: What does Descartes’ Rule of Signs tell you about the real roots of x3 – x2 + 1 = 0 ?

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A:

Q: 7. Which of the following most precisely describes the roots of the equation 3x2 + 4x-1 0?

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Q: 1. Find the quotient of x3 −5x2 −2x+ 24  by x−4, and then divide the quotient by x−3. What are the…

A: x-4x2-x-6x3-5x2-2x+24-x3∓4x2-x2-2x+24∓x2±4x-6x+24-6x+2400    ∴x3-5x-2x+24=x2-x-6 x-4 —∗…

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Q: -bt -4ac Select TWO that apply. 16. Find the real roots for y= 4x- 8x- 12. Use the quadratlc formula…

A:

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A: Here, the required polynomial has six roots: -9,9,-6,6,1+i2, 1-i2

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Q: nswer on 1. Find all the roots of 2x* + x – 8x2 – 4x = 0 | x = -2, x = -0.5, x= 0, x = 2 Bx= -2, x =…

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A: given,

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

Q: 28. If the roots of 2x + x -7 = 0 are aandß, then A. B. - 27 D. 14 29 29 13 С. 14 14

A: Note: as per our guidelines we are supposed to answer only one question.* *Kindly repost other…

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A:

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Q: What are all the possible rational roots of 2r'+3x-10r +4=0? +1, + 2, +4 only +1, ± 2, t 4, only ±늑…

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Q: 5. Determine the roots of y"" - 3y" - y' + 3y = 0 a. 1, 1, 3 b. 1-1, -3 c. 1, 1, -3 d. 1,-1, 3

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Q: What are the roots of the polynomial y = x³ – 8? O r = 2, a = -1±iv? O ¤ = 2, x = ±1 O ¤ = 2, x = ±i…

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Q: - (b) Without extracting the roots, determine which one is greater, VII-5 or, 19 – /13.

A: Solution

Q: Determine all the roots of R(y)=12y²+11y-5.

A:

Q: 10. Which of the following are roots of x3- 3x²– 45x-81? -3 and 9 -4 and 8 -2 and -1 -1 and 9

A: Simplification

Q: Use the four roots of the equation z'+4 = 0: w, = 1+i, w, = -1+i, w, = -1- i, w, =1-i, to factor…

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Q: 42. What is the polynomial equation whose roots are {-2, 2, and 4 of multiplicity 2} A. 2x* - 2x +…

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Q: What are the possible rational roots of the equation x + 6x2 11x + 6 = 0 A. -6, -3, -2, -1 C.+6, +3,…

A: Rational roots of polynomial  Let us consider a polynomial of the form…

Q: Now we can finish determining det(A – AI). (Hint: To factor the cubic expression in the last step,…

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Q: 2. Use successive substitution to determine the roots of 2x² + 5xy = 25 x + xy = 30 Initiate the…

A: Solution :-

Q: If x = -1 is a root of the polynomial 0 = æ³ + 2x2 – 5z – 6. what are the other roots? Ox =-3, x = 2…

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Q: 9) 4 2 1-0 Find the value ofx and 9 3 proof has roots x-2, x--3

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Q: Advanced Math Question

A: To answer the given question we shall use the following rule. Descartes' Rule: The number of…

Q: 3. Let 7, r, and r, be the roots ofx' +3x-5x-4= 0, construct the equation whose roots are: 7(r, +r3…

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Q: Whatis the value of r in the quadratic equation x² – 10x – r = 0 whose roots are equal rational and…

A: .

Q: find the four zeroes of the polynomial z^4+4, one of them being z0=2^1/2e^ipi/4=1+i.then use those…

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Q: Find a real root of 4*exp(-x/2)-3*In(x)-3 = 0 using False Position method with a=0.1 and b=2.0…

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Q: According to Descartes's rule of sign, how many possible positive and negative roots are there for…

A: Answer is  3 positive roots  And 1 negative root. Explanation is given below..

Q: One of the roots of the polynomial equation 2x^3 + 9x^2 - 33x + 14 = 0 is 2. Find the other roots. *…

A:

Q: 7. Which of the following most precisely describes the roots of the equation 3x2 + 4x -1 = 0? A 1…

A: Using quadratic formula

Q: Discuss the possibilities for the roots to : 2x'-5x - 6x+4 = 0 12. 3x - 5x -x² -8x+4 =0

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Q: 5- By using Bisection method to find a root of the equation x3 – 4x – 8.95 = 0, a root lies between…

A: By using Bisection method of root finding,the root of given equation lies in (C) a=2 and b=3…

Q: 2. Isabel believes that f(x) = x3 - 9x2 + 27x - 27 has 3 complex roots. Nicky told her that it has 4…

A: Here we will use some basic results.

Q: 8. Match the polynomial equation in Column A with the correct rational zeros in Column B. Column A…

A: