subject
Mathematics, 26.09.2019 08:30 DeathFightervx

Which of the following expressions represents a function?
a. x2 y2 = 9
b. {(4, 2), (4, –2), (9, 3), (9, –3)}
c. x = 4
d. 2x y = 5

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
What expression is equivalent to (2x-1)(x-3)?
Answers: 1
question
Mathematics, 22.06.2019 02:00
Atriangle has vertices of (0,3.5), (3,1.5), (0, -1.5). if it is dilated with center at the origin, and a scale factor of 2, what will be the coordinates of the image?
Answers: 3
question
Mathematics, 22.06.2019 02:30
Jonah buys a television that costs $445. sales tax in his state is 7 percent. which of the following expressions represent the amount of tax on the television?
Answers: 3
question
Mathematics, 22.06.2019 04:30
An angle bisector ac divides a trapezoid abcd into two similar triangles ? abc and ? acd. find the perimeter of this trapezoid if the leg ab=9 cm and the leg cd=12 cm.
Answers: 3
You know the right answer?
Which of the following expressions represents a function?
a. x2 y2 = 9
b. {(4, 2), (4,...
Questions
question
Mathematics, 21.10.2020 22:01
question
Mathematics, 21.10.2020 22:01
question
Mathematics, 21.10.2020 22:01
question
Mathematics, 21.10.2020 22:01
question
Mathematics, 21.10.2020 22:01
question
Social Studies, 21.10.2020 22:01