1. Pg. 127/138 Homework Pg. 127 #53 – 58 Pg. 138 #78 – 86, 88 – 93 #39Graph#40Graph #41Graph#42Graph #43symmetric about the y – axis #44symmetric about the x – axis #45symmetric about the origin #61x = 35 cm#62210 adult, 115 children tickets #636 pennies, 5 nickels, 12 dimes#65(0, 72.5) #66p = 8#67A = x(265 – x)Graph in QI #68l = 100 yds, A = 16,500 yds 2 #69no meaning #70A = (20 – 2x)(16 – 2x)#71(0, 8) #72x = 1.03 in.#73see class notes from yesterday #747 friends#75P = 15.25x – [(x – 100) 2 + 400] #76QI integer values#77either 74 books or 142 books

2. 2.6 Relations and Parametric Equations Word Problems Write the position equation of a projectile fired from the ground at an initial velocity of 1200 ft/sec. – What is the maximum height obtained by the projectile? – When will the projectile be at least 21600 ft. high? A farmer has 530 yards of fence to use to make a rectangular corral. Determine the dimensions of the corral if the area enclosed must be 10,000 square yards.

3. 2.6 Relations and Parametric Equations Symmetry Practice Determine the type of symmetry for the following. Show all work.

4. 2.6 Relations and Parametric Equations Solve without a calculator:Circles Write the standard form of the equation of a circle from the given information and state the center and radius.