If f(x) = x2 − 4x, then f(x + h) − f(x) = 1. 2hx + h2 − 8x + 4h 2. 2hx + h2 − 4h 3. h 4. f(h) 5. h2 − 4h 6. None of the above

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

Measures of the angle of r, 31 s (x+4) t (3x+9)

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.