Logarithm Properties

• 1

• 0

• -1

• ¹/₂

Write log_b(xy) as two logs

• log_bx+log_by

• log_bx-log_by

• log_bx*log_by

• log_bx/log_by

Write log_b(x/y) as two logs

• log_bx-log_by

• log_bx+log_by

• log_bx*log_by

• log_bx/log_by

• log (a⁵ + b²⁵)
• log (a⁵ − b²⁵)
• log (ab²⁵)
• log (a⁵/b²⁵)

Condense

• A

• B

• C

• D

• log (xy³)
• log (x⁶ − y³)
• log (x⁶/y³)
• log (x⁶ + y³)

Rewrite log_b(xⁿ)

• nlog_bx

• (log_bx)ⁿ

• xⁿlog_bx

• log_b(xⁿ)

In Table 1, when x=​ (a)   , y=8.

In Table 2, when x=12, y=​ (b)  

• 292

• 544

• .683

• 431

• 1

• 5

Tags

CCSS.HSF.BF.B.5