How To Do Long Division With Variables

And here we go.

Divide x2 9x 10 by x 1 think back to when you were doing long division with plain old numbers. Let s see how it is done with. The first digit of. Calculate how many times the number outside the division bar goes into the first number inside the bar.

The number which divides the other number is called the divisor. Multiply the denominator by that answer put that below the numerator. Write the expression in a form reminiscent of long division. Subtracting the powers leads to negative exponents so you can write it as a fraction so that you have positive exponents.

Subtract to create a new polynomial. You ll quickly see that the second quotient term is 1. That method is called long polynomial division and it works just like the long numerical division you did back in elementary school except that now you re dividing with variables. Using the law of exponents you divide the variables by subtracting the powers.

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Divide the first term of the numerator by the first term of the denominator and put that in the answer. The number to be divided into is called the dividend. To do long division follow these seven steps. Repeat using the new polynomial.

It is easier to show with an example. 4 25 0 remainder 4. You can also see this done in long division animation. How to do long division with decimal just supply the values of dividend divisor and hit on enter button to find the quotient remainder in decimal.

Divide the coefficients and divide the variables. So multiply x 2 4x 3 by x subtract what you get from the other polynomial to give you your first remainder term. Now multiply this term by the divisor x 2 and write the answer. Remember that the process looks just like the process for dividing numbers.

The step by step work reveals how to do long division between different combination of dividend and divisor. This video shows a few of examples of dividing polynomials using long division. First divide the leading term of the numerator polynomial by the leading term x of the divisor and write the answer on the top line. Put the answer on top of the bar.

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The first quotient term is x.