THIS IS With Your Host... Functions Number Sets / Exponents 100 100 100 100 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Simplifying Order of Ops 100 100 200 Algebraic Expressions Press your Luck Simplify by combining like terms: -6x – x – 3x2 + 2x A 100 -3x2 – 5x A 100 Simplify: 5x2 – 2(x – 3x2) A 200 8x2 - 2x A 200 Simplify by combining like terms: 2x + 5y2 + 3x + 2y2 A 300 5x + 7y2 A 300 Write 11*42 using the Distributive Property. Then simplify. A 400 11(40 + 2) = 440 + 22 = 462 A 400 Simplify 2(x – 6) + 3x. Justify each step with an operation or property. A 500 2(x - 6) + 3x = 2x + 2(-6) + 3x Dist. Prop. = 2x + -12 + 3x Multiply = 2x + 3x + -12Comm. Prop. = (2x + 3x) + -12Associative Prop. = 5x + -12 Combine Like Terms A 500 Evaluate: -42 + 24 / 3 x 2 B 100 0 B 100 Evaluate: 6.8 (2) + 7.1 ( 3) B 200 34.9 B 200 Evaluate: (4 +3)(5 + 3) 2 + 3(4) B 300 4 B 300 Evaluate: 2(3 x 52) 3 B 400 50 B 400 Evaluate: 0.09 – 10.4 B 500 -10.31 B 500 Evaluate the expression 3a – b for a = -2, b = -1 C 100 -5 C 100 Evaluate: a2 – b + c if a = -3, b = 5, c = 8 C 200 12 C 200 Pens cost 79 cents each and notebooks cost $1.20. Write an algebraic expression to represent the cost of 3 pens and n notebooks. C 300 .79(3) + 1.20n C 300 DAILY DOUBLE C 400 Evaluate: -(ab2 – ab)2 if a = 3, b = 5 C 400 -3600 C 400 A swimming pool contains 30,000 gallons of water. The pool is drained at a rate of 100 gallons per minute. Write a rule for the amount of water in the pool when x minutes have gone by. Find the amount of water in the pool when ½ hour has gone by (write as ordered pair). C 500 y = 30,000 – 100x (30 min, 27,000 gallons) C 500 Graph the point (-4, 2) and name the quadrant in which it lies. D 100 (I’ll show graph), Quadrant II D 100 Name the quadrant where the point (0,5) is located. Then graph. D 200 (0,5) is not in any quadrant (lies on the y-axis) D 200 Generate ordered pairs for the function for x = -2, -1, 0, 1, 2: y = -x2 – 1 Then, describe what the graph will look like. D 300 (-2,-5) (-1,-2) (0,-1) (1,-2) (2,-5) Should be a u-shape (parabola) D 300 A piano teacher charges a flat rate of $50 plus $5 per lesson. Write a rule for the cost of lessons. Then, write ordered pairs for 3, 5, and 10 lessons. Describe what the graph will look like. D 400 y = 5x + 50 (3 lessons,$65) (5 lessons,$75) (10 lessons,$100) Should be linear (line) D 400 A loan salesman receives $4000 salary plus $120 per loan he processes. Write a rule for the amount the salesman earns, based on these numbers. Write ordered pairs for the amount earned for 2 loans, 5 loans, and 15 loans processed. Describe what the graph will look like. D 500 y = $4000 + 120x (2 loans,$4240) (5 loans,$4600) (15 loans,$5800) Should be linear (line) D 500 Name all number sets that the number belongs: 4 E 100 Natural, Whole, Integer, Rational, Real E 100 Name all number sets that the number belongs: 3 4 E 200 Rational, Real E 200 Name all number sets that the number belongs: √25 7 E 300 Rational, Real E 300 Evaluate: -(3/4) 2 and then name all number sets that the number belongs. E 400 -9/16 Rational, Real E 400 Write 81 as a power of the base -3. E 500 (-3) 4 E 500 Where did Mrs. Ryks teach before Marshall? F 100 Shakopee Middle School F 100 How many kids does Mrs. Ryks have? F 200 3 kids… Laurel (5 years) Matthew (3 years) Ben (7 months) F 200 Where did Mrs. Ryks graduate high school from? F 300 Tracy-Milroy (Go Panthers!) F 300 If Mrs. Ryks could not be a math teacher, what would she do? F 400 Get paid to travel the world with her family Be a geography teacher Be a travel agent Be a school / career counselor … F 400 What instrument did Mrs. Ryks play in band in high school? F 500 Trumpet (she tried anyway) F 500 Evaluate: -(x2 – xy3 + 4)2 for x = -1, y = 2 Game Designed By C. Harr-MAIT Final Jeopardy answer: -169 Game Designed By C. Harr-MAIT