Question

@Princer_Jones

Answer 1

pi is the only irrational number among the given numbers. square root of 4=2, is rational.

Answer 2

@geny55

Answer 3

so which one is it?

Answer 4

the last option..

Answer 5

-15/4 is represented as a ratio of two integers, -15 and 4
-7/9 is represented as a ratio of two integers -7 and 9
square root of 4=2 is the ratio of two integers 2 and 1
Hence these are all rational.
But pi is irrational.
Hence option D is correct.@geny55

Answer 6

@geny55

Answer 7

thanks! i have just a couple more and then ill be done! :)

Answer 8

ok.:)

Answer 9

option B . @geny55

Answer 10

r u sure? :)

Answer 11

yeah... if x^2=a,where a is positive, then x=+square root of a and -square root of a. Write this in your copy. @geny55

Answer 12

ok thx :)

Answer 13

i have two more! :)

Answer 14

hmm post them

Answer 15

on the same one or a new one?

Answer 16

ill do it in a new one :)

Answer 17

ok do it quick.:)