Solve . Write a reason for each step.

Is the relation shown below a function ? Explain
(4,16)(5,25)(3,9)(6,36)(2,4)(1,1)

Note: All functions are relations but all relations are not functions.

Is the relation shown below a function ? Explain

All functions are relations but all relations are not functions.

Is the relation shown below a function ? Explain.

All functions are relations but all relations are not functions.

Six more than eight times a number is forty-six. Find the number.

Sravs and her parents are going to an art museum for the day. The Parking garage near the museum charges the rates shown here below:

a) Is the cost to park a function of time ? Explain .
b) If they stay at the museum for 6 hours , Should they expect to pay more than $25.

Is the following ordered pairs forms a function ?
(54,9)( 54, 10 )(61,17) (45, 10)(65,11) (50 , 12)

Rita uses a table to record the ages and heights of the six students he tutors . Is the relation a function ? Explain .

Solve 3(5x + 1) = 2(x + 21). Write a reason for each step.

ABCDE is a regular polygon. Find the length of each side.

Srinu needs to advertise his company . he Considers several different brochures of different lengths and areas. He presents the data as ordered pairs (4,24) (5,35 )(8,24) (2,20) (9,27).
Represent it in an arrow diagram and explain whether it is a function or not .

Solve 3(x − 7) = 2(x − 3). Write a reason for each step.

A polygon has 6 sides. It is equilateral and equiangular. It is a

What additional information is necessary to state that the given polygon is regular?