15log7z + 15log7x - 5log7y

15log7z + 15log7x - 5log7y

A radioactive isotope, iron-52, used in the creation of medical images of bone marrow, has a half-life of 8.2 hours. If 8 microcuries are given to a patient, how many microcuries are left after 12...

estimated population

calculate accumulated ammount

Assistance with log is needed please

Expression: log6 216 Choices: A) -6 B) 2 C) 3 D) 36

Equation: 192 = 361 Choices: A) log361 19 = 2 B) log361 2 = 19 C) log19 361 = 2 D) log19 2 = 361

Equation: log16 2 = 1/4 Choices: A) (1/4)^2 = 16 B) 161/4 = 2 C) 162 = 1/4 D) 216 = 1/4

simplify log(3x(y)(1/3))+log(y(1/3))

Suppose you invest 5000 dollars in a bank account earning 3 percent yearly interest. a) Write a function for the amount of money in the account t years after you invest, if the interest...

just wondering as im studying and it's an example question from the book. by log2 32 i mean log 32 , to the base 2, same goes for logp q , which has the base of p

log497-log864

log3√243√813√3 ⁄ log3 4√64+logee-10

2log5(x-3y)=log5(2x)+log5(2y)

2logbx=2logb(1-a)+2logb(1+a)-logb((1/a)-a)2

logbx=2-a+logb(a2ba/b2)

log2 3 + log2 x = log2 5 + log2(x − 2)

log2(x-3)+log(2x+6)<=2, (<=, less or equal)

a) log (a2 / b4 √c) b) ln (√x2 +4 / (x2 + 1)(x3 - 7)2) c) 4 ln x −1/3 ln(x2 + 1) + 2 ln(x − 1) d) log 5 + 2 log x + 3 log(x2 +...

If half of the dimes in the United States disappear every 37 years – and are not replaced – how long will it take for the 4.2 billion dimes minted last year to be virtually all gone?