Give an expression for f(x) of degree 3 with roots x = 8,x=-2-i, and x = -2+i. • Your final answer should not contain any i's. f(x) = is a polynomial of degree 3 with the given roots..

Q: 您一下 2-2-65=80

A: NOTE: Refresh your page if you can't see any equations. . to find all roots, take g(y)=0

Q: (4) 5x² +10x = 0 (Ans. -2,0)

A: 4)8)

Q: Find a quadratic equation whose product of roots x, and x₂ is X₂ equal to 4 and satisfying the…

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Q: 2. Find the zeros of f(x)=x² -x-12.

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Q: State the possible rational zeros for each function. Then factor each to linear and irreducible…

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Q: 4. Consider the following graph of the polynomial y = f(x) -6 -5 -2 (a) Give the open interval(s) on…

A: As per our guidelines we are supposed to answer only first three parts.kindly repost others parts as…

Q: 4. If x=-4 and x=1 are the roots of x* + 3x' - 3x +3x – 4 = 0, find the other two roots of the…

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Q: 2) Determine the root of f(x) = x³ – 9x² + 3.8197 = 0

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Q: Determine the number of roots of the equation f(x) = In|x + 2x^2 - 5x + 1a for all real numbers a. -

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Q: 5. Find the exact solutions: x²-3x+6=0 6. Given f(x)=x-5 and g(x) = -2x²+ 4, find the composite…

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Q: 10. Which of the following is the polynomial equation if the roots are: -1, 0, and 1? A. x3 + x = 0…

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Q: For the following exercises, construct a polynomial function of least degree possible using the…

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Q: Determine the roots of the function f(x) = (5²x – 6)² – (5²× – 6) – 12. - -

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Q: 9. Graph Identify end behavior, x and y intercept , optional point and graph F(x) = x ( x-1) ( x + 3…

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Q: Show that f(x) = x4 + 4.x + c has at most two real roots for any umber c.

A: Consider the given equation. fx=x4+4x+c Case 1: When c>0. No sign change, by Descartes rule of…

Q: 8. What are all the roots of the function f(x) = (x² + 1)(x – 2)? ? 2. -1 and 2 iand 2

A: solve for x over the real numbers (x^2+1)(x-2)^2=0 Split into two equations  (x-2)^2=0 or (x^2+1)=0…

Q: Р%3 (-4,0) Q = (6,0) R= (0, –6) Q R x = x = 4

A: NOTE: Refresh your page if you can't see any equations. . here x-intercepts are x=-4 and x=6 so the…

Q: How many real roots does the function f(x) = x 9 - 20x + 1 have? Find their approximate locations.

A: The best way to locate the number and nature of real roots will be to plot the equation.

Q: Give the domain for t(x)= x+1/x2-3x-18

A: Given function is,

Q: Find a quadratic equation whose product of roots x, and x₂ is X₁ X₂ equal to 4 and satisfying the…

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Q: 3. y = 2x + 9x² + 7x - 6 Determine the first factor by utilizing the fact if substituting x = c, (c…

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Q: One zero of x3 – 4x = 0 is 0. What are the other zeros?

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Q: If f(x) = 2×, show that f(x + h) – f(x) = 2×( 2" -1). h Simplify your answers completely at each…

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Q: Find the equation for the family of quartic polynomials that have real roots of 3 (order 2) and 2 ±…

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Q: If  f(x) = ax2 − 27x − 7  has the roots  −  1 4  and 7, find the value of a.

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Q: Express ƒ(z) = 4x² + i4y² by a formula involving the variables z and ž.

A: Let,