Solve Quadratic Equations Std. A.REI.4.b

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-5, -3

Solve. 0 = x² + 8x + 15

-1.78, 1.78

Solve. 6x² + 1 = 20 Round to the nearest hundredth.

C

Which technique is most appropriate to use to solve the equation? 4x^2 = 20 A. Completing the Square B. Zero Product Property C. Square Root Property

B

Which technique is most appropriate to use to solve the equation? (x + 4) (x - 9) = 0 A. Completing the Square B. Zero Product Property C. Square Root Property

A and C

Which two equations would be most appropriately solved by using the quadratic formula? Select each correct answer.

A and D

Which two equations would be most appropriately solved by using the zero product property? Select each correct answer.


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