29. triangle rst is similar to axyz with rs = 3 inches and xy = 2 inches. if the area of arst is a 27 square inches, determine and state the area of axyz, in square inches.

F(x)= 1/x-4, g(x)=4x+1/x a. use composition to prove whether or not the functions are inverses of each other. b. express the domain of the compositions using interval notation.

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²