Chapter 6 Review

• -30x¹¹
• -30x¹⁸
• -x¹¹
• -x¹⁸

• -15x²yz⁴
• 1

15y² . (2y)³

• 120y⁵
• 120y⁶
• 30y⁵
• 30y⁶

• -64p²⁰/ 49r⁶

• 64p²⁰/ 49r⁶

• -8p²⁰/ 14r⁶

• -64p¹²/ 49r⁵

Rewrite using positive exponents

• 2⁴

• 1/2⁴

• 4²

• 1/4²

Simplify.
s^-5 ⋅ s^-2

• s^-3
• ¹/_s⁷
• s^-7
• ¹/_s³

• 4^-2
• 1/4²
• 1/16
• all of the above

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

Heather invested $8,000 in a 4-year Certificate of Deposit (CD) that pays 4.1% interest compounded annually. What is the value of the CD at the end of the 4 years?

• $9,394.92

• $9,312.00

• $1394.00

• $1312.00