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This exam includes the formulas students need to memorize for the SAT Math exam.

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(a+b)²

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(a*b)²

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(a*b)²

", "answer": "a^2b^2", "showPreview": true, "checkingType": "absdiff", "checkingAccuracy": 0.001, "failureRate": 1, "vsetRangePoints": 5, "vsetRange": [0, 1], "checkVariableNames": false, "singleLetterVariables": false, "allowUnknownFunctions": true, "implicitFunctionComposition": false, "caseSensitive": false, "valuegenerators": [{"name": "a", "value": ""}, {"name": "b", "value": ""}]}], "partsMode": "all", "maxMarks": 0, "objectives": [], "penalties": [], "objectiveVisibility": "always", "penaltyVisibility": "always", "type": "question"}, {"name": "(a-b)\u00b2", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "John Nguyen", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/17272/"}], "tags": [], "metadata": {"description": "

Not sure why this is not working

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(a-b)²

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answer.

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(a-b)²

", "answer": "a\u00b2-2ab+b\u00b2", "showPreview": true, "checkingType": "absdiff", "checkingAccuracy": 0.001, "failureRate": 1, "vsetRangePoints": 5, "vsetRange": [0, 1], "checkVariableNames": false, "singleLetterVariables": false, "allowUnknownFunctions": true, "implicitFunctionComposition": false, "caseSensitive": false, "valuegenerators": [{"name": "a", "value": ""}, {"name": "ab", "value": ""}, {"name": "b", "value": ""}]}], "partsMode": "all", "maxMarks": 0, "objectives": [], "penalties": [], "objectiveVisibility": "always", "penaltyVisibility": "always", "type": "question"}, {"name": "(a+b)(a-b)", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "John Nguyen", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/17272/"}], "tags": [], "metadata": {"description": "", "licence": "None specified"}, "statement": "

(a+b)(a-b)

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\n
Cos(90-x)
\n
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\n
Cos(90-x)
\n
", "answer": " sin(x)", "showPreview": true, "checkingType": "absdiff", "checkingAccuracy": 0.001, "failureRate": 1, "vsetRangePoints": 5, "vsetRange": [0, 1], "checkVariableNames": false, "singleLetterVariables": false, "allowUnknownFunctions": false, "implicitFunctionComposition": true, "caseSensitive": false, "valuegenerators": [{"name": "x", "value": ""}]}], "partsMode": "all", "maxMarks": 0, "objectives": [], "penalties": [], "objectiveVisibility": "always", "penaltyVisibility": "always", "type": "question"}, {"name": "Discriminant", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "John Nguyen", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/17272/"}], "tags": [], "metadata": {"description": "", "licence": "None specified"}, "statement": "

Discriminant

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Discriminant

", "answer": "b\u00b2 -4ac", "showPreview": true, "checkingType": "absdiff", "checkingAccuracy": 0.001, "failureRate": 1, "vsetRangePoints": 5, "vsetRange": [0, 1], "checkVariableNames": false, "singleLetterVariables": false, "allowUnknownFunctions": true, "implicitFunctionComposition": false, "caseSensitive": false, "valuegenerators": [{"name": "ac", "value": ""}, {"name": "b", "value": ""}]}], "partsMode": "all", "maxMarks": 0, "objectives": [], "penalties": [], "objectiveVisibility": "always", "penaltyVisibility": "always", "type": "question"}, {"name": "Arc Length", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "John Nguyen", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/17272/"}], "tags": [], "metadata": {"description": "", "licence": "None specified"}, "statement": "

Arc Length

\n

\n

Use x instead of theta

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Arc Length

\n

\n

Use x instead of theta

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Area of Sector

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Area of Sector

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Percent Increase

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Percent Increase formula

\n

Use P for Principal Amount

\n

Use r for rate/percentage 

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Percent Decrease

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Percent Decrease formula

\n

Use P as the principal amount

\n

Use r as the rate/percentage

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Interest Formula

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Interest Formula

\n

Use A for the amount, P for the principal amount, r for the rate, n for the number of times calculated per year, t for the number of years

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When the discriminant is positive, how many solutions are there?

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When the discriminant is positive, how many solutions are there?

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When the discriminant is negative, how many solutions are there?

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When the discriminant is negative, how many solutions are there?

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When the discriminant is equal to 0, how many solutions are there?

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When the discriminant is equal to 0, how many solutions are there?

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Circle with Center at Point (h, k) and Radius r

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Circle with Center at Point (h, k) and Radius r

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Sin(90-x)

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Sin(90-x)

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If there are no solutions in a quadratic equation, write a solution that includes the discriminant

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If there are no solutions in a quadratic equation, write a solution that includes the discriminant

\n

[[0]]

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If there are two solutions in a quadratic equation, write a solution that includes the discriminant

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If there is only one solution in a quadratic equation, write a solution that includes the discriminant

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If there is only one solution in a quadratic equation, write a solution that includes the discriminant

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What is the distance formula?

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What is the distance formula?

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\n

Use d for distance, r for rate, t for time

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Congrats on getting 100%! 

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