Question:
6x times x^2??? having troubles?
connor
2010-10-18 09:01:11 UTC
simple problem i am having troubles

6x(x^2)
Five answers:
Me
2010-10-18 09:03:19 UTC
6x = 6*x^1

6x(x^2) = 6*x^1*x^2 = 6*x^(1 + 2) = 6x^3
Tipsy Alien
2010-10-18 16:05:14 UTC
6x(x^2)=6*x*x*x=6^3



*Note: when you multiplying bases, you add the exponents. You can't multiply their power unless if it's power to power.



Try to understand the concept. This is a basic Algebra.
Greg
2010-10-18 16:07:34 UTC
Alright:



Multiplication is short hand for addition. So when you have 6x, you are saying that you have



x + x + x + x + x + x



Exponents are shorthand for multiplication. So when you say x^2, you are saying that you have



x * x



So you have:





(x + x + x + x + x + x)(x * x)



You can change that (using associativity, hopefully you know what that is) to be:



(x * x * x) + (x * x * x) + (x * x * x) + (x * x * x) + (x * x * x) + (x * x * x)



Which, using our shorthand for multiplication (exponents) becomes



x^3 + x^3 + x^3 + x^3 + x^3 + x^3



Which, using our shorthand for addition (multiplication) becomes



6x^3



Hope that helps!
Weixi
2010-10-18 16:02:46 UTC
If you expand it, it becomes:

6x times x times x, so it is 6x^3
Como
2010-10-18 16:02:50 UTC
6 ( x ) ( x ² ) = 6 x ³


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