Point y of triangle wxy is (7,-8). what is the image of y after triangle wxy using the transformation (x+3,y-4)?

Which product is positive a is 2/5 -8/9 -1/3 -2/7 b is -2/5 8/9 -1/3 -2/7 c is 2/5 8/9 1/3 -2/7 d is -2/5 -8/9 1/3 2/7

41/2 - 1 1/3 what is the answer as a fraction?

Evaluate cos2θ for cosθ = square root of 3/2