ESAT Trainer
Number
Reflexes
Consecutive-integer products, drilled to instinct.
0
0
0
n(n−1)
n(n−1)(n−2)
Squares
Cubes
Trig
Trig comparison
sin / cos / tan
Inverse trig
rad → deg
deg → rad
Mix
Ready when you are
Solve n(n−1) = k for n. Small positive integers. Speed is the point.
Start
Space
or
Enter
to begin · type answer,
Enter
to submit
Find n
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s
n(n−1) = ?
Find n
A
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B
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C
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D
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Angle unit:
Degrees
Radians
Mixed
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Include harder n (products up to 15 / squares: +35,40,45,50,60,70,80,90,100 / cubes: up to 15)
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