Topic

Functions

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Quizzes in Functions

A linear rule produces these values: x=2 gives y=3, x=3 gives y=7, x=6 gives y=19. Which rule matches the table?

  • y = 4x – 4
  • y = 5x – 5
  • y = 4x – 5
  • y = -4x – 5
Correct answer(s):
    • y = 4x - 5


A linear rule produces these values: x=6 gives y=20, x=-3 gives y=-7, x=0 gives y=2. Which rule matches the table?

  • y = 3x + 2
  • y = 3x + 3
  • y = -3x + 2
Correct answer(s):
    • y = 3x + 2

A linear rule produces these values: x=5 gives y=22, x=-4 gives y=-14, x=3 gives y=14. Which rule matches the table?

  • y = 4x + 3
  • y = 4x + 2
Correct answer(s):
    • y = 4x + 2

A linear rule produces these values: x=1 gives y=1, x=2 gives y=-1, x=-2 gives y=7. Which rule matches the table?

  • y = -2x + 4
  • y = -2x + 3
Correct answer(s):
    • y = -2x + 3

A linear rule produces these values: x=3 gives y=-3, x=-1 gives y=1, x=6 gives y=-6. Which rule matches the table?

  • y = -x + 1
  • y = -x
Correct answer(s):
    • y = -x

A linear rule produces these values: x=5 gives y=-3, x=2 gives y=0, x=0 gives y=2. Which rule matches the table?

  • y = x + 2
  • y = -x + 3
  • y = -x + 2
Correct answer(s):
    • y = -x + 2

A linear rule produces these values: x=-4 gives y=-17, x=3 gives y=11, x=-2 gives y=-9. Which rule matches the table?

  • y = 4x – 1
  • y = 4x
Correct answer(s):
    • y = 4x - 1

For f(x)=log(x – 1) + 1/(x + 5), which conditions must be satisfied? Select all correct options.

  • x ≥ 1
  • x = 1
  • x < 1
  • x ≠ -5
  • x = -5
  • x > 1
Correct answer(s):
    • x ≠ -5
    • x > 1

For f(x)=log(x – 8) + 1/(x + 3), which conditions must be satisfied? Select all correct options.

  • x < 8
  • x > 8
  • x = -3
  • x = 8
  • x ≥ 8
  • x ≠ -3
Correct answer(s):
    • x > 8
    • x ≠ -3


For f(x)=log(x – 8) + 1/(x + 5), which conditions must be satisfied? Select all correct options.

  • x > 8
  • x = -5
  • x < 8
  • x ≥ 8
  • x = 8
  • x ≠ -5
Correct answer(s):
    • x > 8
    • x ≠ -5

For f(x)=log(x – 8) + 1/(x + 8), which conditions must be satisfied? Select all correct options.

  • x ≥ 8
  • x = 8
  • x > 8
  • x = -8
  • x ≠ -8
  • x < 8
Correct answer(s):
    • x > 8
    • x ≠ -8

For f(x)=log(x – 7) + 1/(x + 7), which conditions must be satisfied? Select all correct options.

  • x = -7
  • x ≥ 7
  • x ≠ -7
  • x > 7
  • x = 7
  • x < 7
Correct answer(s):
    • x ≠ -7
    • x > 7

For f(x)=log(x – 1) + 1/(x + 1), which conditions must be satisfied? Select all correct options.

  • x > 1
  • x = 1
  • x = -1
  • x ≥ 1
  • x ≠ -1
  • x < 1
Correct answer(s):
    • x > 1
    • x ≠ -1

For f(x)=log(x – 5) + 1/(x + 4), which conditions must be satisfied? Select all correct options.

  • x > 5
  • x < 5
  • x ≠ -4
  • x ≥ 5
  • x = 5
  • x = -4
Correct answer(s):
    • x > 5
    • x ≠ -4

For f(x)=log(x – 7) + 1/(x + 8), which conditions must be satisfied? Select all correct options.

  • x < 7
  • x = 7
  • x = -8
  • x > 7
  • x ≥ 7
  • x ≠ -8
Correct answer(s):
    • x > 7
    • x ≠ -8

For f(x)=log(x – 8) + 1/(x + 8), which conditions must be satisfied? Select all correct options.

  • x ≠ -8
  • x ≥ 8
  • x < 8
  • x = -8
  • x > 8
  • x = 8
Correct answer(s):
    • x ≠ -8
    • x > 8

For f(x)=log(x – 7) + 1/(x + 3), which conditions must be satisfied? Select all correct options.

  • x ≥ 7
  • x ≠ -3
  • x = -3
  • x = 7
  • x > 7
  • x < 7
Correct answer(s):
    • x ≠ -3
    • x > 7

For f(x)=log(x – 1) + 1/(x + 8), which conditions must be satisfied? Select all correct options.

  • x ≥ 1
  • x < 1
  • x ≠ -8
  • x = 1
  • x > 1
  • x = -8
Correct answer(s):
    • x ≠ -8
    • x > 1


For f(x)=log(x – 8) + 1/(x + 1), which conditions must be satisfied? Select all correct options.

  • x = -1
  • x ≠ -1
  • x = 8
  • x < 8
  • x ≥ 8
  • x > 8
Correct answer(s):
    • x ≠ -1
    • x > 8

For f(x)=log(x – 2) + 1/(x + 3), which conditions must be satisfied? Select all correct options.

  • x ≥ 2
  • x < 2
  • x = -3
  • x > 2
  • x = 2
  • x ≠ -3
Correct answer(s):
    • x > 2
    • x ≠ -3