Lesson F1
F1 Exponential and natural logarithm functions and graphs Quiz: AQA Maths, Unit 6
20 questions
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Lesson F1, Exponential and natural logarithm functions and graphs: 20 multiple choice questions for the AQA Maths (7357), Unit 6: Exponentials and logarithms, written with Revision Ninja.
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The 20 questions
-
Where does the graph of y = aˣ (where a > 1) cross the y-axis?
- (0, a)
- (0, 1)
- (0, 0)
- (1, 0)
-
What is the horizontal asymptote of the graph y = eˣ?
- x = 1
- y = 0
- x = 0
- y = 1
-
For what range of values of a is the exponential function y = aˣ decreasing?
- a > 1
- a = 1
- a < 0
- 0 < a < 1
-
What is the value of ln(e^3)?
- 3
- 1/3
- ln 3
- e^3
-
What is the value of ln 1?
- undefined
- 1
- e
- 0
-
What is the domain of the natural logarithm function y = ln x?
- x > 0
- x < 0
- x ≥ 0
- All real x
-
What are the coordinates of the x-intercept of y = ln x?
- (0, 0)
- (0, 1)
- (e, 0)
- (1, 0)
-
Which point lies on the graph of y = e^x?
- (2, ln 2)
- (ln 2, 2)
- (2, e^2)
- (e, 2)
-
Which point lies on the graph of y = 2^x?
- (8, 3)
- (3, 6)
- (3, 8)
- (3, 9)
-
The graph of y = e^(-x) is a reflection of y = e^x in which line?
- The x-axis
- The line y = x
- The y-axis
- The line y = -x
-
Solve e^x = 5, giving x to 3 decimal places.
- 5.000
- 1.609
- 0.699
- 2.322
-
What is the value of e^(ln 7)?
- e^7
- 14
- 7
- ln 7
-
The graph of y = ln x is reflected in the line y = x. Which function is the image?
- y = e^x
- y = ln(-x)
- y = 1/ln x
- y = x^e
-
Describe the translation that maps the curve y = eˣ onto y = eˣ⁻².
- 2 units down
- 2 units right
- 2 units left
- 2 units up
-
Solve the inequality e^x > 10.
- x > 10 ln e
- x < ln 10
- x > ln 10
- x > 10/e
-
For which values of x is ln(x^2 - 1) defined?
- -1 < x < 1
- All real x except x = 0
- x < -1 or x > 1
- x > 1 only
-
What is the point of intersection between y = eˣ and y = 1?
- (0, 0)
- (1, 0)
- (1, 1)
- (0, 1)
-
If (2, ln 2) lies on y = ln x, which point lies on y = e^x by reflection in the line y = x?
- (e^2, 2)
- (ln 2, 1/2)
- (1/2, ln 2)
- (ln 2, 2)
-
The curve y = 2e^(-x) meets the y-axis at which y-value?
- -2
- 2
- 0
- e
-
Which value of x makes y = ln(2x + 1) equal to zero?
- x = 1/2
- x = -1/2
- x = 0
- x = 1
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