Factoring: Assignment Activity 4 1. Factor a) y=x²-8x-33 d) y=x2-8x+12 b) y=x2-12x +11 c) y=x2 +7x+ 6 e) y = 5x +45x + 7

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Factoring Assignment Activity 4 1 Factor A Y X 8x 33 D Y X2 8x 12 B Y X2 12x 11 C Y X2 7x 6 E Y 5x 45x 7 1 (51.08 KiB) Viewed 67 times

Factoring: Assignment Activity 4 1. Factor a) y=x²-8x-33 d) y=x2-8x+12 b) y=x2-12x +11 c) y=x2 +7x+ 6 e) y = 5x +45x + 70 f) y - x2 + 0x - 64 2. State the y-intercept for each equation in question 1 3. State the roots for each equation in question 1. 4. When it is useful to factor? 5. A ball is thrown from the top of a building and lands on the ground below. The equation that best represents this toss is y = -5rº +51 +30, where h is the height above the ground in metres and tis time in seconds. a How tall is the building? b. When will the ball hit the ground? (Remember to factor out a -5 first)