Answer:
x = 10
Step-by-step explanation:
Using the rules of logarithms
• log x + log y ⇔ log(xy)
• log
⇔ n log x
• log x = log y ⇒ x = y
Given
ln20 + ln5 = 2 lnx , then
ln(20 × 5) = ln
ln 100 = ln, hence
x² = 100 ( take the square root of both sides )
x = 10
See attached PDF. (The censor thinks there are some unseemly words in there.)
Answer:
C
Step-by-step explanation:
You should graph it first then post
Answer:
1/6, 1/2, 5/9, 9/12, 2/3, 3/4, 17/18
Step-by-step explanation:
9/12 and 3/4 are equal
