What is the number between 8 and 21

Show algebraically that f and g are inverse functions f(x)=x^2/-6; g(x)=square root of 2x+12

Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer