Determine the average percent of change from 1960–2000 1960 1970 1980 1990 2000
$0.25 $0.36 $1.19 $1.35 $1.26
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Write the component forms of vectors u and v, shown in the graph, and find v − 2u. u= (< -3, -2> , < -3, -1> , < -2, -2> , < -2, -1> ) v= (< -5, 1> , -4, 0> , < 0, -4> , < 1, -5> ) v-2u= (< 5, 3> , < 0, 4> , < 4, 0> , < 5, -3>

Given right triangle abc, what is the value of tan(a)?

For what values of a is the sum of the fractions 2a−1 / 4 and a−1 /3 positive?