Math 3 Review #2 (16-29)

Sam invested $500. If he wanted his investment to DOUBLE by compounding continuously in 4 years, what would the interest rate have to be?

• 5.25%

• 13.12%

• 17.3%

• 7.9%

log₂(x + 5) = 3

• 3
• 4
• 5
• 6

Rewrite 3⁴ = 81 in logarithmic form.

• log₃4 = 81
• log₈₁3 = 4
• log₃81 = 4
• log₄81 = 3

What is f when x equals 4?

• -5

• 0

• 3

• 6

Rewrite the equation in exponential form:
log₅125 = 3

• 125³ = 5
• 5¹²⁵ = 3
• 5³ = 125
• 3⁵ = 125

Tags

CCSS.HSF.BF.B.5

Riley invested $1,000 in savings bonds. If the bonds earn 6.75% interest compounded semi-annually, how much total will Riley earn in 15 years?

• $1,584.62
• $2,651.39
• $2,706.86
• $1,825.10

Tags

CCSS.HSF-LE.A.1C

P = 26,000 | Rate = 2.4% | 4 years | Compounded Continuously | Amount owed???

• $2,496
• $28,496
• $3,406,924
• $28,619.74

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

CCSS.HSF.LE.B.5

log₃81 = 

• 2
• 3
• 4
• 5

Identify the zeros.

• x= -4

• y = -4

• x = -4, -1

• y = -4, -1

• x = -1 or x = 5
• x = 1 or x = -1
• x = -5 or x = 1
• No Solutions