Pre-Algebra Examples

Divide (20x^2-36x-42+3x^3)÷(x+8)
Step 1
Expand .
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Step 1.1
Move .
Step 1.2
Move .
Step 1.3
Reorder and .
Step 2
Set up the polynomials to be divided. If there is not a term for every exponent, insert one with a value of .
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Step 3
Divide the highest order term in the dividend by the highest order term in divisor .
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Step 4
Multiply the new quotient term by the divisor.
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Step 5
The expression needs to be subtracted from the dividend, so change all the signs in
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Step 6
After changing the signs, add the last dividend from the multiplied polynomial to find the new dividend.
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Step 7
Pull the next terms from the original dividend down into the current dividend.
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Step 8
Divide the highest order term in the dividend by the highest order term in divisor .
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Step 9
Multiply the new quotient term by the divisor.
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Step 10
The expression needs to be subtracted from the dividend, so change all the signs in
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Step 11
After changing the signs, add the last dividend from the multiplied polynomial to find the new dividend.
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Step 12
Pull the next terms from the original dividend down into the current dividend.
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Step 13
Divide the highest order term in the dividend by the highest order term in divisor .
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Step 14
Multiply the new quotient term by the divisor.
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Step 15
The expression needs to be subtracted from the dividend, so change all the signs in
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Step 16
After changing the signs, add the last dividend from the multiplied polynomial to find the new dividend.
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Step 17
The final answer is the quotient plus the remainder over the divisor.