Which of the following expressions represents a function?

x² + y² = 9

{ (4,2), (4, - 2), (9,3), (9, - 3) }

x=4

2x + y = 5

A training field is formed by joining a rectangle and two semicirces, as shown below. The rectangle is 94 m long and 60 m wide. Find the area of the training field. Use the value 3.14 for y, and do not round your answer.

Which of the following is the best thing to consider when making comparisons between job offers? a. gross pay b. total employee benefits c. total job benefits d. total employment compensation

Multiply (2.0 ⋅ 10^-4) ⋅ (3.1 ⋅ 10^-20). Express the answer in scientific notation

To convert 3 square feet to square centimeters, multiply 3 by 9.29 * 10-2 True or False

Describe the graph of the function. y = 2x2 + 12x - 15

There are six marbles in a bag, three are green and Three are yellow. If you draw marble, replace it, and then draw another what is the probability of choosing two yellow marbles

Simplify the following questions: 7f-5 (4f+9)

What is 5x + 22 - 6x - 23 it is from algebra

Given the function g (x) = 4x+6 Find the value of x that makes g (x) = 14 A.-50 B.-5 C. 2 D. 8

Fis = 0.4 and fst = 0.8 and the average allele frequency p = 0.7, find the observed level of heterozygosity in the total population. a ... 2689, b ... 3743, c ... 0504, d ... 9827, e ... 5001