Advanced MathEasy–MediumIncrease of an exponential over one unit
Advanced Math practice question
By how much does the value of 2ˣ increase when x changes from 4 to 5?
Answer: 16
2⁵ − 2⁴ = 32 − 16 = 16.
Common wrong answers
- If you answered 1
- 1 is the change in x.
- If you answered 2
- 2 is the growth factor, not the increase.
- If you answered 32
- 32 is 2⁵ alone.
More Advanced Math questions
- Easy–Medium
If f(x) = 2x² − 3, what is f(4)? - Easy–Medium
Which expression is equivalent to (2x³)(3x⁴)? - Easy–Medium
What are the solutions to x² − 16 = 0? - Easy–Medium
Which expression is equivalent to (x + 5)²? - Easy–Medium
For x ≠ 0, which expression is equivalent to (x² + 3x) / x? - Easy–Medium
What are the solutions to the equation 2(x − 3)² − 32 = 0 ?
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