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Solve: 10 ) 1 2 ( 5 ) 5 ( 3 x x x A. All real numbers B. C. D. No solution 0 x 1 x

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Solve: . A. All real numbers. B. . C. D. No solution. Which equation has no solution?. A. . B. . C. D. . - PowerPoint PPT Presentation

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Page 1: Solve:

Solve: 10)12(5)5(3 xxx

A. All real numbers

B.

C.

D. No solution

0x

1x

Page 2: Solve:

Which equation has no solution?

63)2(3 xx

B.

A.

C.

D.

)2(373 xx

122)4(3 xx

)2(312 xx

Page 3: Solve:

Beverly went out to eat with some friends. She left a $5 tip, which was 18% of her total bill. If x represents the amount of her total bill, what equation could you use to find the amount of her bill?

A.

B.

C.

D.

5 0.18x

5(0.18)x

5 18x

x18.05

Page 4: Solve:

The perimeter of a triangle is 78 inches. The sides of the triangle can be represented by 4x, 2x – 4, and x + 5. What are the lengths of the triangle?

A. 11 in, 30 in, 37 in

A. 44 in, 18 in, 16 in

A. 26 in, 26 in, 26 in

A. 19 in, 26 in, 33 in

Page 5: Solve:

A. divide by 2 B. subtract x

C. add 12 D. add 4

Which inverse operation will NOT be done to both sides of the following inequality

5)4(3 xx

Page 6: Solve:

Which inequality will have a graph with an open circle and shading to the left?

A.

B.

C.

D.

5)4(3 xx

5)4(3 xx

5)4(3 xx

5)4(3 xx

Page 7: Solve:

What answer choice is not a solution to the inequality:

5)4(3 xx

B. 9

A. 10

C. 9.5

D. 8.5

Page 8: Solve:

Which is not a solution to the inequality: ?7452 xx

B. 0

A. 6

C. -7

D. -5

Page 9: Solve:

5)( xxf

Which of the following is a solution to the following function?

A. (-3, 8)

C. (-2, 3)

B. (10, 5)

D. (8, 3)

Page 10: Solve:

Which graph matches the following situation?

Left for school, returned for your phone, and hurried back to school.

A. B. C.

Page 11: Solve:

In a survey of 1200 students, 820 stated that they slept less than 7 hours each night. What equation would you use to determine the percent of students who stated they slept less than 7 hours per night?

A.

B.

C.

D.

p1200820

p8201200

1200820p

p00.12820

Page 12: Solve:

The slope of the line that contains (0, 4) & (5, 4) is __________.

B. negative

A. positive

C. zero

D. undefined

Page 13: Solve:

What is the effect on the graph of the equation y = –2x + 3 if the y-intercept is

changed to -7?

B. The line is shifted down 10 units.

A. The line is shifted down 7 units

C. The line is shifted up 7 units

D. The line is shifted up 10 units.

Page 14: Solve:

Which equation does not represent a direct variation equation?

A.

B.

C.

D.

xy 4

xy 23

82 xy

xy 52

Page 15: Solve:

What ordered pair is not a solution to:

B. (-3, -20)

A. (5, -4)

C. (1, -8)

D. (4, 1)

113 yx

Page 16: Solve:

If the slope of is multiplied by 2, how could you describe the new line?

12)( xxf

B. 2 units above f(x)

A. less steep than f(x)

C. steeper than f(x)

D. 2 below above f(x)

Page 17: Solve:

Which inequality represents the following graph:

A.

B.

C.

D.

32 yx

2 3x y

32 yx

2 3x y

Page 18: Solve:

Which graph is represented by the inequality: 423 yx

A.

B.

C.

D.

Page 19: Solve:

What is the inequality graphed below?

A.

B.

C.

D.

3y

xy 3

3y

3x

Page 20: Solve:

Your mom tells you that you must make an A on your report card. Your teacher decides to make quizzes worth 60% and tests worth 40%. Which inequality would make your mother happy?

A.

B.

C.

D.

904.60. TQ

904.60. TQ

904.60. TQ

904.60. TQ

Page 21: Solve:

Which polynomial is written in standard form?

5 44 3 2 8x x x

B.

A.

C.

D.

4 58 2 3 4x x x 4 52 3 4 8x x x

5 48 4 3 2x x x

Page 22: Solve:

Jane used Algebra tiles to multiply two binomials. Below is her work. What could have been the problem she worked?

)2)(3( xx

B.

A.

C.

D.

)2)(3( xx

)2)(3( xx

)2)(3( xx

Page 23: Solve:

Which polynomial has a leading coefficient of 3?

3 55 3 2 1x x x

23 4 2x x 2 54 3 4x x x 32 3x x

B.

A.

C.

D.

Page 24: Solve:

What is the area of a rectangle with a length of and a width of ?x a x b

2x ab

2x ax bx ab

2x abx ab

2x ax bx ab

B.

A.

C.

D.

Page 25: Solve:

John set a table with 6 square placemats. The side length of each placemat is x. The length of the table is 8x and the width is 5x. Which expression represents the area of the table not covered by the placemats?

239x

240x

234x

26x

A.

B.

C.

D.

Page 26: Solve:

The volume of which figure can be represented by the expression:

4 32 2x x

2xx + 1

3x2A.

B.

C.

D.

2xx + 1

3x2

2x

x + 1

3x2

3x2

Page 27: Solve:

Since 1970, the number (in thousands of males M and females F attending institutes of higher education can be modeled by:

where t is the number of years since 1970. Write a model for the total number of people attending institutes of higher education.

3 2 3 20.091 4.8 110 5000 and 0.19 12 350 3600M t t t F t t t

A.

B.

C.

D.

3 20.281 16.8 460 8600t t t

3 20.099 7.2 240 1400t t t

6 4 20.281 16.8 460 8600t t t

6 4 20.099 7.2 240 1400t t t

Page 28: Solve:

Which expression is a 4th degree trinomial?

B.

A.

C.

D.

24 2 3x x

4 22 3 1x x

4 3x

43 2 5x x

Page 29: Solve:

Which expression is not equal to 1?

B.

A.

C.

D.

30

3

3

82xx

81

032x

Page 30: Solve:

Which expression is equivalent to ?2 24x y

B.

A.

C.

D.

2 3

4

82x yx y

2 3

4

28x yx y

4 3

2

82x yx y

4 3

2

28x yx y

Page 31: Solve:

What is the area of the shape below?

5 + x

5 - x

x x

B.

A.

C. 25

D.

22 25x

10 25x

2 10x

Page 32: Solve:

Anna needed new skirts and blouses. She bought a total of 10 items and spent $280. Each skirt cost $25 and each blouse cost $30. If S represents the number of skirts she bought and B represents the number of blouses , which systems of equations would you use to find the number of each item she bought?

A.

B.

C.

D.

25 30 10280

S BS B

25 30 28010

S BS B

30 25 28010

S BS B

25 30 28010 10 280S BA B

Page 33: Solve:

John solved a system of equations by making a table. His tables are below.

What is the solution to the system?x y-1 40 -11 22 5

x y1 42 53 64 7

A. (-1, 4)

B. (1, 4)

C. (2, 5)

D. (2, 4)

Page 34: Solve:

Which system of equations has no solution?

B.

A. C.

D.

2 5 104 10 10x yx y

2 5 104 10 20x yx y

2 5 102 5 10x yx y

2 5 105 2 10x yx y

Page 35: Solve:

Which coordinate pair is a solution to the systems of equations:

2 3 103 4 19x yx y

B. (2, 2)

A.(-1, 4) C. (-5, 1)

D. ( 8, -2)

Page 36: Solve:

How would you describe the solution to the system:

3 62 6 12x yx y

B. No solution

A. One solution

C. Infinitely many solutions

Page 37: Solve:

What is the slope of the graph?

B. -2

A. -1/2

C. -50

D. -1/50

Page 38: Solve:

A man is walking his dog home from the park. They are walking at a steady rate. What does the slope represent in this situation?

B. The speed the man is walking home.

A. How far the man is from his house.

C. How long the man has been walking.

D. How far the man is from the park.

Page 39: Solve:

How much longer is a walk to the opposite side of a park if you go through it diagonally rather than around if the length is 30 meters and with width is 40 meters?

B. 20 meters

A. 50 meters

C. 70 meters

D. 120 meters

Page 40: Solve:

Which quadratic equation has 2 positive solutions?

B.

A.

C.

D.

0342 xx

0342 xx

0342 xx

0342 xx

Page 41: Solve:

Which function has two positive roots?

B.

A.

C.

D.

)5)(3( xxy

)5)(3( xxy

)5)(3( xxy

)5)(3( xxy

Page 42: Solve:

Compare the function to the parent function .

B. The function is narrower than the parent graph and its vertex is 4 units below the vertex of the parent.

A. The function is wider than the parent graph and its vertex is 4 units below the vertex of the parent.

C. The function is wider than the parent graph and its vertex is 4 units above the vertex of the parent. D. The function is narrower than the parent graph and its vertex is 4 units above the vertex of the parent.

432 2 xy

2xy

Page 43: Solve:

Factor:

B.

A.

C.

D. Cannot be factored

22 254 yx

)52)(52( yxyx

)52)(52( yxyx

)52)(52( yxyx

Page 44: Solve:

The discriminant of a quadratic function is -4, which graph could represent this

function?

B.

A. C.

D.

Page 45: Solve:

What are the zeros of the function: 14)( 2 xxxf

B.

A.

C.

D.

1 x

32or 32 xx

32or 32 xx

62or 62 xx

Page 46: Solve:

Does the following graph have a maximum or minimum and what is its value?

B. maximum; 1

A. maximum; 8

C. minimum; -9

D. minimum; -6

Page 47: Solve:

What is the vertex of the graph below?

B. (-2, -9)

A. (-5, 0)

C. (0, -4)

D. (1, 0)