How do I do this?!?!

45

Step-by-step explanation:

1:9 = 5:45

To get from 1 to 5, you have to time by 5. So you do the same from the 9.

1 x 5= 5

9x 5= 45

there is no image or shapes attacted

step-by-step explanation:

f(x) = x^3 -2x^2 -3x

x( x^2 -2x-3)

x( x^2 +x -3x -3)

x( x(x+1) -3(x+1))

x( x-3)( x+1)

so zeroes are 0, 3,-1

its (2) option