Which option is equivalent to log 7 - log 2? A. log 5 B. log 7 C. log 9 D. log 7^2

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?

Yvaries inversely as x. y =12 when x=5. find y when x=4

What are the solutions for the following system? -2x^2+y=-5 y=-3x^2+5