Identify Functions from Equations (LEQA)

Identify Functions from Equations (LEQA)

9th - 12th Grade

10 Qs

quiz-placeholder

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Identify Functions from Equations (LEQA)

Identify Functions from Equations (LEQA)

Assessment

Quiz

Mathematics

9th - 12th Grade

Hard

CCSS
8.F.A.3

Standards-aligned

Created by

E Varney

Used 1+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following best represents an linear function?

y = x2 - 4

y = 2x - 4

y = 10x - 4

y=xy=\sqrt{x}

Answer explanation

Linear functions do not have exponents nor radicals in their equation.

Tags

CCSS.8.F.A.3

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following best represents an exponential function?

y = x2 - 4

y = |x+1|

y = 10x - 4

y=2xy=2\sqrt{x}

Answer explanation

The exponent is an x, so this is an exponential function.

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following best represents an quadratic function?

y = x2 - 4

y = 2x - 4

y = 10x - 4

Answer explanation

The exponent is 2, so this is a quadratic function.

Tags

CCSS.8.F.A.3

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What kind of function is y = x2 + 3x - 4?

Linear

Absolute Value

Quadratic

Exponential

None of the these

Answer explanation

The exponent is 2, so this is a quadratic function.

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What kind of function is y = - 5x + 17?

Linear

Absolute Value

Quadratic

Exponential

None of the these

Answer explanation

Linear functions do not have exponents nor radicals in their equation.

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What kind of function is

f(x) = (0.5)x + 5 ?

Linear

Absolute Value

Quadratic

Exponential

None of the these

Answer explanation

The exponent is an x, so this is an exponential function.

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What kind of function is

f(x) = 5|x-9|+ 2?

Linear

Absolute Value

Quadratic

Exponential

None of the these

Answer explanation

The bars, | |, represents "absolute value". So this is an absolute value function.

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