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URI Math Placement Exam Questions and Answers
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URI Math Placement Exam Questions and Answers
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URI Math Placement Exam Questionsand Answers
Absolute value - Answer -How far away a number is from zero
-whatever the answer is, but positive
Absolute value brackets in equation - Answer --take out brackets
-turn into two equations; one positive answer, one negative
-solve for x for both equations
-two answers
Adding fractions - Answer --find least common denominator
-multiply each numerator by however much it's denominator was multiplied
-add new numerators, keep denominator
-SIMPLIFY
Subtracting fractions - Answer --find least common denominator
-multiply each numerator by however much it's denominator was multiplied
-subtract new numerators, keep denominator
-SIMPLIFY
Quadratic formula - Answer -x= -b + or - radical (b squared - 4ac) all over 2a
Multiplying fractions - Answer -multiply through
(numerator x numerator) over (denominator over denominator)
SIMPLIFY
Dividing fractions - Answer -Keep. Change. Flip
-KEEP first fraction
-CHANGE division sign to multiplication sign
-FLIP second fraction
-multiply through
-SIMPLIFY
Fraction to a power - Answer -If fraction in parentheses:
-the whole fraction times itself x many times
-multiply through
If no parentheses:
-only the number with the exponent is effected
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