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Math Calculators
FOIL Calculator
Multiply two binomials of the form (ax + b)(cx + d) using the FOIL method.
x² coefficient
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x coefficient
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Constant
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About the FOIL Calculator
FOIL stands for First, Outer, Inner, Last — the four multiplications needed to expand the product of two binomials.
Formula: (ax + b)(cx + d) = acx² + (ad + bc)x + bd
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