Determine if x = 1 and x = -2 are solutions to the following quadratic equation. Prove them to be solutions or find the correct solutions by using the quadratic formula. Show all of your work TU 2x2 - x - 1 = 0

Q: 2. 20 - x? = -29 %3D 4. 4x2 + 64 = 0 6. (x-8) = 0 %3D

A: 20-x2=-29 Subtract 20 from both sides: -x2=-49 Multiply both sides by -1: (Change the sign) x2=49…

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A: Topic- Quadratic Equation

Q: 20. x² - 12x + 9 = 0 21. x² - 4x = 12

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A: In question given question we have to modify the equation in the quadratic form s.t ax2+bx+c=0 and…

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A: Please refer to the explanation. Explanation:Step 1:Step 2:

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Q: Use the quadratic formula to find the solutions of the equation. -b±Vb²-4ac 2x2 + 14x - 3= 0 2a

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