How many terms are in the following expression 6+2x-4y+5z 1 2 3 4

36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?

Is ofat (-25, 0), (25, 0) co- (0, -15), (0, 15)?