Compute the value of the discriminnant and give the number of real Solutions of the ive yuadratic eeywation -2x²-8x-9=0 Discriminant: ??? Number of real Solutions:??

Q: 1.Solve the following polynomial equations.  a)  2X3+1=x2+2X

A: For solving a polynomial equation put

Q: Determine a change of variables (make sure the coefficient of ₁ is po ₁+ X2 /1 and 12 so that + x₁+…

A: Given that the quadric from                            q= 30x21+(-5)x22+(-120)x1x2…

Q: Directions: Write the quadratic equation in the form ar² + bx +c = 0 given the following roots. Show…

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Q: 18) Solve the quadratic equation: 2x² + x - 15 = 0 for x. a. 2.5 & 3 b. 0 c. -2.5 & 3 d. 2.5 & -3 e.…

A: given   2x2+x-15=0           2x2+6x-5x-15=0

Q: Use the quadratic formula to find the roots following quadratic: y = x² + 4x +5

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Q: 2. Solve the following quadratic equations using the quadratic formula.a) 2x2 + 7x + 5 = 0 b) 10x2 –…

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Q: Solve the following polynomial equation by grouping and factoring.   4y3−9y=0

A: See the attachment

Q: Find the change of variable x = Py that transforms the quadratic form x' Ax into y' Dy as shown. 2 −…

A: Matrix A is of quadratic form ( from LHS) and D be diagonal matrix of eigen values (from RHS)…

Q: Q10.  Find the roots algebraically by factoring:  a) x3 – 8x2-3x +90 b) x3 – 64

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Q: 1.Solve the following polynomial equations.  a)  2X2+1=x2+2X

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Q: 1.Solve the following polynomial equations.  a)  2X3+1=x2+2X

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Q: 5x²+x+2%3D 0

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Q: How many real, distinct zeros (solutions) does the following quadratic relation have? y = -a? – 4x –…

A: Given, y = -x2 - 4x - 40

Q: 29. Use the quadratic formula to find the roots of the following quadratic: y = 2x² – 11x + 5 -

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Q: Find all roots of the polynmial equation 2x to the fourth - 7x cubed +18x squared - 42x +36 =0

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