Equivalent fractions are fractions that have the same value. They can be found by reducing the fraction or by multiplying both the numerator and denominator by the same number.
In this case, 4 and 12 can both be divided by 4, so the fraction 4/12 can be reduced to 1/3.
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NOTE: Neither the Trapezoidal Rule or Reimann Sums can be used without the number of rectangles (n) you are separating the interval into. Besides, they only provide an estimate. If you want the EXACT area, you must use integration.
false
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B I think
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Well, they are ALIKE, but since a and b are different the terms are different. Hope this helped.