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How do you do an expression with FOIL? - Answers

FOIL stands for -First- -Outer- -Inner- -Last- each letter of FOIL is the first letter of the four words just mentioned. this is called an acronym. FOIL is used to factor expressions. Here are a few examples. (x + 5)(x - 3) [Use the first, outer, inner, last method) x2 [this is first... its the two x's multiplied together. the x's are the first terms in the problem] x2 - 3x [this is outer... the -3 and the x are multiplied together. the -3 and the x are the outer terms] x2 - 3x + 5x [this is inner... the 5 and x are multiplied together. the 5 and x are the inner terms] x2 - 3x + 5x -15 [this is last... the 5 and -3 are multiplied together. the 5 and -3 are the last terms] Now add like terms and you get... x2 + 2x - 15 this is your final answer This is how you do an expression using FOIL. You go from (x+5)(x-3) to x2+2x-15



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How do you do an expression with FOIL? - Answers

https://math.answers.com/math-and-arithmetic/How_do_you_do_an_expression_with_FOIL

FOIL stands for -First- -Outer- -Inner- -Last- each letter of FOIL is the first letter of the four words just mentioned. this is called an acronym. FOIL is used to factor expressions. Here are a few examples. (x + 5)(x - 3) [Use the first, outer, inner, last method) x2 [this is first... its the two x's multiplied together. the x's are the first terms in the problem] x2 - 3x [this is outer... the -3 and the x are multiplied together. the -3 and the x are the outer terms] x2 - 3x + 5x [this is inner... the 5 and x are multiplied together. the 5 and x are the inner terms] x2 - 3x + 5x -15 [this is last... the 5 and -3 are multiplied together. the 5 and -3 are the last terms] Now add like terms and you get... x2 + 2x - 15 this is your final answer This is how you do an expression using FOIL. You go from (x+5)(x-3) to x2+2x-15



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https://math.answers.com/math-and-arithmetic/How_do_you_do_an_expression_with_FOIL

How do you do an expression with FOIL? - Answers

FOIL stands for -First- -Outer- -Inner- -Last- each letter of FOIL is the first letter of the four words just mentioned. this is called an acronym. FOIL is used to factor expressions. Here are a few examples. (x + 5)(x - 3) [Use the first, outer, inner, last method) x2 [this is first... its the two x's multiplied together. the x's are the first terms in the problem] x2 - 3x [this is outer... the -3 and the x are multiplied together. the -3 and the x are the outer terms] x2 - 3x + 5x [this is inner... the 5 and x are multiplied together. the 5 and x are the inner terms] x2 - 3x + 5x -15 [this is last... the 5 and -3 are multiplied together. the 5 and -3 are the last terms] Now add like terms and you get... x2 + 2x - 15 this is your final answer This is how you do an expression using FOIL. You go from (x+5)(x-3) to x2+2x-15

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      FOIL stands for -First- -Outer- -Inner- -Last- each letter of FOIL is the first letter of the four words just mentioned. this is called an acronym. FOIL is used to factor expressions. Here are a few examples. (x + 5)(x - 3) [Use the first, outer, inner, last method) x2 [this is first... its the two x's multiplied together. the x's are the first terms in the problem] x2 - 3x [this is outer... the -3 and the x are multiplied together. the -3 and the x are the outer terms] x2 - 3x + 5x [this is inner... the 5 and x are multiplied together. the 5 and x are the inner terms] x2 - 3x + 5x -15 [this is last... the 5 and -3 are multiplied together. the 5 and -3 are the last terms] Now add like terms and you get... x2 + 2x - 15 this is your final answer This is how you do an expression using FOIL. You go from (x+5)(x-3) to x2+2x-15

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