Question 463836
42x^7 - 42x^3 + 30x
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6x


= 42x^7/6x - 42x^3/6x + 30x/6x {divided each term by 6x}
= 7x^6 - 7x^2 + 5 {divided and subtracted exponents when dividing}


To check, multiply: 
6x(7x^6 - 7x^2 + 5) = 42x^7 - 42x^3 + 30x......it it is correct
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