3.7 Start Thinking. 3.7 Warm Up. 3.7 Cumulative Review Warm Up
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1 .7 Start Thinking Use a graphing calculator to graph the function f ( ) =. Sketch the graph on a coordinate plane. Describe the graph of the function. Now graph the functions g ( ) 5, and h ( ) 5 the same coordinate plane. Eplain wh the graphs of g ( ) and h ( ) are not the same. = + = + on.7 Warm Up Solve the equation, if possible.. n 8 =. b 5 =. z + = 0. t + 5 = n = 5. h = 7 7. n + = 8. 5t + 7 =.7 Cumulative Review Warm Up Write the sentence as an inequalit. Then solve the inequalit.. A number minus 7 is less than.. A number plus is at most.. The sum of a number and 8 is greater than 5.. The number 5 is greater than or equal to the difference of a number and. 0
2 Name Date.7 Practice A In Eercises, graph the function. Compare the graph to the graph of f = Describe the domain and range. ( ).. g ( ) =. p ( ) = +. h ( ) = + 5. k ( ) = In Eercises 5 and, graph the function. Compare the graph to the graph of f = + ( ). 5. h ( ) = +. h ( ) = + In Eercises 7 and 8, compare the graphs. Find the value of h, k, or a g() = + k f() = f() = h() = h In Eercises 9 and 0, write an equation for h() that represents the given g = 9. vertical translation units up 0. vertical stretch b a factor of In Eercises and, graph and compare the two functions. f = ; g =. ( ) ( ) m = + 5; n = + 5. ( ) ( ). The number of ice cream cones sold c (in hundreds) increases and then decreases as described b the function ct () = 5 t + 0, where t is the time (in months). a. Graph the function. b. What is the greatest number of ice cream cones sold in month? 0 Algebra Copright Big Ideas Learning, LLC
3 Name Date.7 Practice B In Eercises, graph the function. Compare the graph to the graph of f = Describe the domain and range. ( ).. m ( ) =. t ( ) =. g( ) =. z ( ) = In Eercises 5 and, graph the function. Compare the graph to the graph of f = + ( ). 5. k ( ) = 5 +. q ( ) = In Eercises 7 and 8, compare the graphs. Find the value of h, k, or a f() = f() = s() = a w() = a In Eercises 9 and 0, write an equation for h() that represents the given g = 9. horizontal translation 7 units right 0. vertical shrink b a factor of and a reflection in the -ais In Eercises and, graph and compare the two functions. c = + ; d = +. ( ) ( ) p = + ; q = + 5. ( ) ( ). Graph = + 5 and = 8 in the same coordinate plane. Use the graph to solve the equation + 5 = 8. Check our solutions. 05
4 Name Date.7 Enrichment and Etension Transformations and Compositions Eample: Graph = +, and then state the domain and range in interval notation. First graph the function on the inside of the outer absolute value. Then invert all the negative -values to positive -values, because the final output of this particular absolute value function must be all positive numbers. domain: (, ) range: [ 0, ) In Eercises, graph each function and state the domain and range in interval notation.. =. =. = +. = 5. =. = 0 Algebra Copright Big Ideas Learning, LLC
5 Name Date.7 Puzzle Time What Do Sharks Eat For Dinner? Write the letter of each answer in the bo containing the eercise number. Describe the transformations from the graph of f to the graph of g. f = ; g = +. ( ) ( ) f = ; g =. ( ) ( ). ( ) ; ( ) f = g = f = g =. ( ) ; ( ) f = 7; g = 7 5. ( ) ( ) f = + ; g = + 8. ( ) ( ) f = + 9 ; g = ( ) ( ) f = + 8; g = ( ) ( ) Write an equation that represents the given f = 9. horizontal translation units left and a reflection in the -ais 0. vertical stretch b a factor of and a reflection in the -ais. a reflection in the -ais and a vertical translation units up. horizontal shrink b a factor of and a vertical Answers I. g ( ) = + P. reflection in the -ais F. horizontal translation units right and vertical translation 8 units up N. reflection in the -ais and a vertical stretch b a factor of D. vertical shrink b a factor of H. horizontal translation units right and vertical translation units down A. vertical translation units up H. g ( ) = + C. g( ) = I. g ( ) = S. horizontal translation units right S. horizontal shrink b a factor of translation units down
3.6 Start Thinking. 3.6 Warm Up. 3.6 Cumulative Review Warm Up. = 2. ( q )
.6 Start Thinking Graph the lines = and =. Note the change in slope of the line. Graph the line = 0. What is happening to the line? What would the line look like if the slope was changed to 00? 000? What
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3.1 Start Thinking Consider the equation =. Are there an values of that ou cannot substitute into the equation? If so, what are the? Are there an values of that ou cannot obtain as an answer? If so, what
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. Start Thinking How can ou find a linear equation from a graph for which ou do not know the -intercept? Describe a situation in which ou might know the slope but not the -intercept. Provide a graph of
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.7 Start Thinking Graph the linear inequalities < + and > 9 on the same coordinate plane. What does the area shaded for both inequalities represent? What does the area shaded for just one of the inequalities
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9.. eponential deca; 0% 9. Practice A.. 7. 7.. 6. 9. 0 7.. 9. 0. found square root instead of cube root 6 = = = 9. = 7, 9. =,.. 7n 7n. 96. =, 97. =, 9. linear function: = + 0 99. quadratic function: =
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. Start Thinking Choose an two numbers and compare them with an inequalit smbol ( < or > ). Multipl each number b 1. Is the new inequalit still true? Continue this eercise b dividing the original inequalit
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5.1 Cumulative Review Warm Up. y 5 5 8 1. y 1. y 1 4 8 4. y 5 4 5 5. y 5 4 6. y 5 7. y 1 8 8. y 7 5.1 Practice A 4 5 1. yes. no., 0 4., 4 5., 6 6., 5 7. 8, 8. 0.67,.5 9. 16 bracelets, 1 necklaces 10. y
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. ( 7, ) 9. (, 9 ) 0. (, 7). no solution. (, 7). no solution. no solution. ( 7, ). infinitel man solutions 7. (, 7 ). infinitel man solutions 9. (, 9) 70. 9a + a + 7. b b + 9 7. c + 90c + 7. 9d d + 7.
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