4/ √ 2 + √ -4
pls help and show work too

Determine whether the points (–3,–6) and (2,–8) are in the solution set of the system of inequalities below. x ? –3 y < 5? 3x + 2 a. the point (–3,–6) is not in the solution set, and the point (2,–8) is in the solution set. b. neither of the points is in the solution set. c. the point (–3,–6) is in the solution set, and the point (2,–8) is not in the solution set. d. both points are in the solution set.

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.