Tìm nghiệm của các đa thức sau: a) x2 – 6x + 5 b) x2 – x -12 c) x2 + 8x + 15 d) x2 + 7x + 12 e) x2 – 13x + 36 f) x2 – 5x – 24 g) 3x2 + 13x -10 h) 2x2 – 7x + 3 k) 3x2 – 16x + 5

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The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2

What is the cube root of -1,000p^12q3? -10p^4 -10p^4q 10p^4 10p^4q