3 ± 4 square root 2
divide 5
Which number in the expression is a factor?

A) 2
B) 3
C) 4
D) 5

Consider the sequence below. 3 , 1 , 1/3 , 1/9 , select the explicit function which defines the sequence.

Step by step explanation pls for 10 pts the length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?  

Acar travels 85 kilometers per hour. what is the equivalent speed in meters per hour?