# Worksheet: Factorials

In this worksheet, we will practice finding the factorial of a known number and finding an unknown variable in an equation has factorial.

Q1:

Evaluate .

Q2:

Evaluate .

Q3:

Evaluate .

Q4:

Evaluate .

• A9
• B2,520
• C
• D5
• E

Q5:

• A
• B
• C
• D
• E

Q6:

Find the value of such that .

Q7:

Find the solution set of .

• A
• B
• C
• D
• E

Q8:

Find the value of such that .

Q9:

Find the solution set of .

• A
• B
• C
• D

Q10:

Find the value of that satisfies the relation .

Q11:

Find the solution set of .

• A
• B
• C
• D

Q12:

If , evaluate the expression . Give your answer as a decimal.

Q13:

Evaluate .

Q14:

Given , find .

Q15:

• A
• B
• C
• D
• E

Q16:

Evaluate .

Q17:

If , find .

Q18:

Given , evaluate the expression .

Q19:

Given that and , find the values of and .

• A9, 3
• B10, 3
• C9, 4
• D10, 4

Q20:

Evaluate .

• A
• B
• C6
• D1
• E11

Q21:

If , find the value of .

Q22:

Find such that .

Q23:

If and , find .

Q24:

If , find .

Q25:

If , find .