What is the sixth term of (a - y) 7?

21a3y4

-21a3y4

21a2y5

-21a2y5

Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 17 Use the empirical rule to determine the following.

Jimmy rolled a die 90 times and recored the results. He got a one 15 times, a two 22 times, a three 18 times, a four 11 times, a five 13 times and a six 11 times. What is the relative frequency for getting a five?

Two sides of a triangle measure 15 cm and 21 cm. What is the third side

What is the smallest of the whole number primitives that can represent the decimal value 333?

Full-time ph. d. students receive an average of $12,837 per year with a standard deviation of $3000. find the probability that the average salary of a group of 16 randomly selected ph. d. students is more than $13,000.

1) Ellie is an African elephant. When she was born, she weighed about 200 pounds. As an adult, she weighs 7 tons! How many pounds did Ellie gain over her lifetime?

A store decreased its price on a computer by $56 to $355. What was the original price? A. $299 B. $411 C. $301 D. $421

What is the distance in radians 5/8 of the way around the unit circle? A. 5π/8 radians B. 5/8 radians C. 5/4 radians D. 5π/4 radians

What are the solutions to the equation |2x - 3| + 4 = 17?

The sum of 3 fifteens and 4 two