Need answer The domain of the following relation: R: {(-4, 8), (8, 10), (5, 4), (1, 6), (5,-9)}

{8, 10, 4, 6, -9}

{-4, 1, 5, 8}

{-4, 8, 5, 1, 5}

No domain exists

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible