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2-7 Practice

Last updated over 2 years ago

24 questions

1

Two numbers multiply to -40 and add to -6. What is one of the numbers?

1

What is the other number?

1

Two numbers multiply to -40 and add to 6. What is one of the numbers?

1

What is the other number?

1

Two numbers multiply to -36 and add to 9. What is one of the numbers?

1

What's the other number?

1

Two numbers multiply to -36 and add to -5. What is one of the numbers?

1

What's the other number?

1

Draw a diagram to show that (x - 5)(x + 8) is equivalent to x2 + 3x - 40.

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+ or - ?

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+ or - ?

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+ or - ?

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+ or - ?

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+ or - ?

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+ or - ?

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+ or - ?

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+ or - ?

1

Match each quadratic expression in standard form with its equivalent expression in factored form.

Draggable item		Corresponding Item
x2 + 12x + 35		(x + 5)(x - 7)
x2 + 2x - 35		(x + 5)(x + 7)
x2 - 2x - 35		(x - 5)(x + 7)
x2 - 12x + 35		(x - 5)(x - 7)

1

Rewrite x2 - 3x - 28 in factored form.

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Rewrite x2 + 3x - 28 in factored form.

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Rewrite x2 +12x - 28 in factored form.

1

Rewrite x2 - 28x - 60 in factored form.

1

Which equation has exactly one solution?

1

Who is correct about the solution to x2 = 7x