Factor completely;
3x^2 - 28x + 49

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

Which equation can be solved to find x the measure of jk in the apex

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>