Question

2x^3 - 4 doesn't have an inverse right?

Answer 1

@TheSmartOne

Answer 2

@SolomonZelman

Answer 3

@nikato

Answer 4

@satellite73

Answer 5

I think it does.

2x^3 -4=y
To find the inverse, just switch the x and y.

2y^3 -4=x
And you can isolate the y on one side if you want

Answer 6

I know this bit it does it technically not have an inverse?

Answer 7

but

Answer 8

Can you take a look please? @satellite73

Answer 9

Thank you for taking the time to respond @nikato

Answer 10

Can you take a look please? @mathmath333

Answer 11

it has the inverse