Two trucks leave a factory at the same time. One travels east at 60 mph, and the other travels west at 30mph. In how many hours will they be 150 miles apart ?

Which quadratic function best fits this data? x y 1 32 2 78 3 178 4 326 5 390 6 337 a. y=11.41x2+154.42x−143.9 b. y=−11.41x2+154.42x−143.9 c. y=11.41x2+154.42x+143.9 d. y=−11.41x2+154.42x+143.9

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0