Lester has to determine which of these square roots is rational.
a. √27
b. √55
c. √60
d. √81

lester said that choice c is correct because the number under a square root symbol needs to be even for the square root to be rational. what mistake did lester make?

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.

The scatterplot below shows the number of hours that students read weekly and the number of hours that they spend on chores weekly. which statement about the scatterplot is true?

Tan198=asin164=? how to solve this? ?