Quiz 2 Complex Numbers & Quadratic Functions Review

Which part of the quadratic formula is the discriminate?

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Find the discriminant, then use it to determine the number of solution and the type of solution for the given quadratic equation.

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Which is NOT a method for solving a single quadratic equation?

• quadratic formula

• substitution

• factoring

• completing the square

Solve the quadratic equation.

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Solve.

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Identify the number and type of solutions from the given graph.

• 2 real solutions

• 2 imaginary solutions

• 1 real & 1 imaginary solution

• 1 real solution

Determine the best fit model.

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What are the solutions to the graphed system?

• (0,-4),(0,-2)

• (-2,0),(1,-3)

• (0,-2),(-3,1)

• (-2,0),(2,0)

Solve the following System.

• (3,1),(2,0)

• (3,1),(0,2)

• (-3,1),(-2,0)

• (1,3),(0,2)

Determine the number of solutions to the given linear-quadratic system.

• There are four solutions to the linear-quadratic system at the two points of intersection.

• There are zero solutions to the linear-quadratic system.

• There are two solutions to the linear-quadratic system at the two points of intersection.

• There are two solutions to the linear-quadratic system at the four points of intersection.