Difference between revisions of "2003 AMC 12B Problems/Problem 9"
(Created page with "Since <math>f</math> is a linear function with slope <math>m</math>, <cmath>m = \frac{f(6) - f(2)}{\Delta x} = \frac{12}{6 - 2} = 3</cmath> <cmath>f(12) - f(2) = m \Delta x = 4...") |
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+ | == Problem 9 == | ||
+ | Let <math>f</math> be a linear function for which <math>f(6) - f(2) = 12.</math> What is <math>f(12) - f(2)?</math> | ||
+ | |||
+ | <math> | ||
+ | \text {(A) } 12 \qquad \text {(B) } 18 \qquad \text {(C) } 24 \qquad \text {(D) } 30 \qquad \text {(E) } 36 | ||
+ | </math> | ||
+ | |||
Since <math>f</math> is a linear function with slope <math>m</math>, | Since <math>f</math> is a linear function with slope <math>m</math>, | ||
Revision as of 20:41, 1 November 2012
Problem 9
Let be a linear function for which
What is
Since is a linear function with slope
,