SOLUTION: Ok I need help on this one please... Page 279 Number 2 5x(-3x^4 + 4x) I have to multiply this one...

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Question 141182This question is from textbook Beginning Algebra
: Ok I need help on this one please...
Page 279
Number 2
5x(-3x^4 + 4x) I have to multiply this one... This question is from textbook Beginning Algebra

Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Perform the indicated multiplication:
5x%28-3x%5E4%2B4x%29 Apply the distributive property.
5x%28-3x%5E4%29%2B5x%284x%29 Simplify.
5%28-3%29%28x%5E1%29%28x%5E4%29%2B5%284%29%28x%5E1%29%28x%5E1%29 Remember, when multiplying factors with the same base (x in this case), add the exponents.
-15%28x%5E%281%2B4%29%29+%2B+20%28x%5E%281%2B1%29%29
-15x%5E5%2B20x%5E2