Math Test Pre-Grade 1: step up
数検準1級
Practice questions
What is the local maximum value of f(x) = x³ - 3x?
- 2
- 3
- -2
- 0
What is the local minimum value of f(x) = x³ - 3x?
- -2
- 2
- 0
- 3
What is the value of log₂32?
- 4
- 3
- 5
- 6
For the recurrence aₙ₊₁ = aₙ + 2n with a₁ = 1, what is a₄?
- 12
- 13
- 10
- 16
Solve log₂(x-1) = 4.
- x=5
- x=9
- x=17
- x=15
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