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homework - review

Authored by Katie Jones

Mathematics

12th Grade

Used 3+ times

homework - review
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14 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

For the quadratic function x2 - 17 + 30, which of these would be a factor:

(x + 5)

(x + 15)

(x - 15)

(x + 2)

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following is a correct factor for

3x2 + 13x + 12

(x + 4)

(3x + 3)

(3x + 4)

(x + 6)

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write x2 + 4x - 12 in vertex form by completing the square

(x + 4)2 + 2

(x + 2)2 - 16

(x - 4)2 + 16

(x -2)2 + 16

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve for x:

x2 + 14x + 7

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The solutions of the quadratic equation
x2-5x+6=0 are

x=1 or x=-6
x=3 or x=2
x=-3 or x= 2
x=-1 or x=6

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fill the blank spaces to complete the perfect square trinomial

x2-18x+____=(x- ____)2

9 and 3 respectively

81 and 9 respectively

-9 and -3 respectively

-81 and -9 respectively

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you do first in solving this equation?
x2 + 6x - 13 = 3

Get factored form
Write down: a=1, b=6, c=-13
Make it equal 0 by subtracting 3 on each side
Type it all in a calculator.

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