Test #4 Ch 9 Test

• 2.08

• Domain: {x|x∈R}
  Range:{y|y∈R}

• Domain: {x|x≥0}
  Range:{y|y≥0}

• Domain: {x|x≥7}
  Range:{y|y≥7}

• Domain: {x|x∈R}
  Range:{y|y≥7}

• 
• 
• 
• 

• 0.35

• 2.84

• 2.95

• 6.8

• ln (7x) = 5

• ln(5)=7

Olivia just graduated with an Associates degree and is working as a secretary in a firm earning $9.75 an hour. Her contract stipulates that she will get an annual raise of 6% until she reaches the rate of $15.50 an hour. How long would it take for Olivia to earn $15.50 an hour?

• 6 years

• 8 years

• 10 yrs

• 15 years

• y int. All real numbers.

• No y-int.

• x=9

• x=0