Discriminant Quiz

Discriminant Quiz

8th Grade

5 Qs

quiz-placeholder

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Discriminant Quiz

Discriminant Quiz

Assessment

Quiz

Mathematics

8th Grade

Easy

Created by

Natasha Mahendra

Used 4+ times

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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The discriminant is

aX2  + bX  +  c
b - 4ac
b2 - 4ac
b2 + 4ac

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What does the discriminant tell us?

The maximum or minimum

The y-intercept

The number of solutions

The axis of symmetry

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the discriminant is a negative number, the quadratic function has no real roots.

True

False

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Determine the value of the discriminant and determine the number of real solutions for the following:
 x2+2x63=0x^2+2x-63=0  

256,  2 real solutions

- 256, 0 real solution

248, 2 real solutions

-248, 0 real solution

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A function has a discriminant of -3.
______________
How many x-intercepts does it have?

0
1
2
3