Untitled.notebook November 02, 2015 Solve for x by completing the square. Warm Up Monday November 2 #1) x2 + 8x – 5 = 0 #2) 2x2 – 20x + 60 = 0 Nov 28:08 AM Notes #4 Continue #5 3x2 + 12x + 15 = 0 Nov 28:08 AM Rewrite standard form in vertex form. Find the vertex and y‐intercept. Check using x = −� 2� formula. Nov 28:09 AM Nov 28:08 AM 1 Untitled.notebook November 02, 2015 Word Problem (p.167) The height y (in feet) of a baseball t seconds after it is hit can be modeled by the function y = ‐16t2 + 96t + 3. Find the maximum height of the baseball Homework: Omit: #13, 14, 15, and 16. 19 a & b ‐‐‐ bonus problem #3, 4 and #9 – 12, use square roots, do not change to decimals You will use ±√2, √10, √11, √26, √29, and √58. How long does the ball take to hit the ground? Write x = ___ ± √__ Nov 28:08 AM Nov 28:08 AM 2
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