Need Algebra 1 help plz plz plz and no rude/mean answers plz

Question 1 (Multiple Choice Worth 1 points)

Choose all of the following equations that have a vertex that is the maximum point of the parabola. More than one answer may be chosen.

y = −4x2 + 8x − 19

y = −x2 − 7x + 1

y = 8x2 − 6x + 128

y = 3x2 + 9x − 4



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Question 2 (Multiple Choice Worth 1 points)

Find the vertex of the quadratic equation: y = 2x2 + 12x − 4.

(−3, 50)

(3, 50)

(−3, −22)

(−3, −58)



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Question 3 (Multiple Choice Worth 1 points)

When the quadratic equation y = (x − 3)(4x + 2) is written in standard form, what is the value of the coefficient "b?"

1

4

−10

−6



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Question 4 (Multiple Choice Worth 1 points)

Choose all of the following equations that have a graph in which the parabola opens downward. More than one answer may be chosen.

y = 2x2 + 2x + 8

y = −4x2 + 8x − 19

y = 16x2 + 2x − 4

y = −x2 − 6x + 10



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Question 5 (Multiple Choice Worth 1 points)

Choose the equation below that corresponds to the graph shown.



y = −3x2 − 12x − 14

y = 3x2 + 12x − 14

y = −3x2 + 12x − 14

y = 3x2 − 12x − 14



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Question 6 (Multiple Choice Worth 1 points)

A quadratic equation has an x-squared term, an x term and a constant term.

Sometimes

Always

Never



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Question 7 (Essay Worth 4 points)

Compare and contrast the two quadratic equations below. In order to receive full credit, use complete sentences to describe the following: