Question

If x is between -5 and 7, which of the following has the greatest value?
x3/2
x+5
x^2 + 15
x^2 + 30
3x + 10

Answer 1

The best way to do this is to take a certain value of x and then test the greatest value(number) you get.

Answer 2

any number?

Answer 3

Take 6 for example

Answer 4

okay, wait :)

Answer 5

Calculate all of them and see which one is the biggest number

Answer 6

On a scale of 1 to 10, grade my picture

Answer 7

but should be betwen -5 and 7 right?

Answer 8

10 for me :)

Answer 9

lol

Answer 10

Yes, take any number between -5 and 7

Answer 11

And test it.

Answer 12

x^2 + 30?

Answer 13

hey?