Adv Algebra Final Exam Review - Part II

A data set is normally distributed with a mean of 62 and standard deviation of 5. Approximately what percentage of the data values are between 52 and 67?

• 34%

• 68%

• 81.5%

• 95%

Which expression is equivalent to 5 ln(x) + 4 ln(x)?

• ln(20x)

• ln7 + 2lnx

• ln7 – ln(2x)

• ln7 – 2ln(x)

• 7lnx + ln(2x)

Solve for x: 2 = log₅(x + 4)

• x = 29

• x = 21

• x = -2

• x = -6

• A. 2, –1

• B. 2, –7

• C. 2, –4

• D. 2

• (3x + 2)(3x - 2)

• (3x + 2i)(3x - 2i)

Which root has even multiplicity?

• x = -4

• x = 4

• x = 1

• x = 0