$\log_ab=c\iff a^c=b\\\\===================\\\\Domain:\ 8x>0\to x>0\\\\\log_4(8x)=3\iff4^3=8x\\\\8x=64\qquad\text{divide both sides by 8}\\\\x=8\in D$

3 0

3 years ago

Simplify the following expression. -7x²-2+5x+13x² - 15x

andreev551 [17]

Answer: 2(3x^2-5x-1) or 6x^2-10x-2

Step-by-step explanation: combine like terms, and then factor by grouping :)

8 0

1 year ago

Kendrick walked 500 m per day, every day for one week. How many kilometers did he walk all together?

Ainat [17]

Answer:

3.5

Step-by-step explanation:

500 x 7

3500/1000

3.5

8 0

3 years ago

Read 2 more answers

A jeweler works with two kinds of metals, the first contains

Darina [25.2K]

Answer:

The TI-84 Plus Silver Edition is powered by four AAA alkaline batteries (not included) , with an automatic shutoff to save energy.

Step-by-step explanation:

6 0

2 years ago