$\log a=7\hspace{15px} \log b=10\hspace{15px} \log c=3\\\\ \log \dfrac{a^8c^2}{b^3}=8\log{a}+2\log{c}-3\log{b}=(8)(7)+(2)(3)-(3)(10)\\\\=56+6-30=\boxed{32}$

The applicable rules of logarithms are ...

log(ab/c) = log(a) +log(b) -log(c)

log(a^b) = b·log(a)

6 0

3 years ago

What is the total cost of the menu? The total cost of the menu is $______ (approximately 2 decimal places)

stiks02 [169]

Answer:

4.67

Step-by-step explanation:

0.25 + 0.50 + 0.75 + 1.25 + 1.875 = 4.675

5 0

2 years ago

Which expressions are equivalent to 5 +(-3)(6x-5)?

bagirrra123 [75]

C: None of the above

6 0

3 years ago

Read 2 more answers

A microwave oven costs $124.85 before it is marked down. If it is marked down by 63%, what is its new price, to the

Aleksandr [31]

Answer:

D ($46.19)

Step-by-step explanation:

$124.85 * (100% - 63%)

= $124.85 * 37 %

= $124.85 * 0.37

= 46.1945

= $46.19 (to the nearest cent)

Hope this helped!

5 0

3 years ago

Read 2 more answers