lauren40
lauren40
24-04-2017
Mathematics
contestada
What is the answer to 9-20 a and b?
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colinkr
colinkr
24-04-2017
a. you should know that (3x^2 + x - 10) ÷ (x+2) is (3x-5) as you multiplied those 2 together and when you divide the answer by one of the factors you get the other factor.
b. it is (x+2) because of the reason stated in a
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