Question

WILL GIVE MEDAL TO CORRECT ANSWER

y^5 * y^14 =?

1. 2y^19
2.y^60
3. y^19
4. 2y^60

Answer 1

3. y^19

Answer 2

So if you have x^3 what does that really mean? x*x*x. Now suppose you have x^3*x^2 what does that mean?

(x^3)*(x^2)=(x*x*x)*(x*x)=(x*x*x*x*x)=x^5 right? So now you can see you just discovered adding exponents is the rule, simple as that!

Answer 3

@Kainui So, it would be y^19?

Answer 4

Yep.

Answer 5

Thanks!