Algebra 2 Solve Quadratic by Square Roots

Algebra 2 Solve Quadratic by Square Roots

10th Grade

14 Qs

quiz-placeholder

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Algebra 2 Solve Quadratic by Square Roots

Algebra 2 Solve Quadratic by Square Roots

Assessment

Quiz

Mathematics

10th Grade

Practice Problem

Hard

CCSS
HSA-REI.B.4B

Standards-aligned

Created by

Anthony Clark

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the value of c that makes x2 – 5x + c a perfect square trinomial.

–12.25

–6.25

6.25

10

Tags

CCSS.HSA-REI.B.4B

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following quadratic equations has exactly one real solution?

2x2 – 6x + 16 = 0

2x2 – 2x – 24 = 0

3x2 + 15x – 9 = 0

2x2 + 12x + 18 = 0

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve (w - 13)2 = 16 using square roots

w = -9 or w = 9

w = 9 or w = 13

w = 9 or w = 17

w = -13 or w =13

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve x2 + 4x + 4 = 25 by taking the square root of each side

x = -√23 or x = √23

x = -27 or x = 23

x = -7 or x = 3

x = 3 or x = 5

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write the equation x2 - 3x = -14 in standard form. Then identify the values of a, b, and c that you would use to solve the equation using the quadratic formula.

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Tags

CCSS.HSA-REI.B.4B

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

State the value of the discriminant for the equation n(6n+14) = -7. Then determine the number of real solutions.

168, 2 real roots

21, 1 real root

–154, 0 real roots

28, 2 real roots

Tags

CCSS.HSA-REI.B.4B

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which graph of the quadratic function y= -2x2 -16x -28  could be used to solve the equation -2x2 -16x -28 = 0

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