His childhood lasted one sixth of his life; he grew a beard after one twelfth more; one seventh later he was married. five years later he had a son. the son lived exactly half as long as his father. four years later, diophantus died. how old was diophantus when he died?

sina-sinb

cosb+cosa

tana-tanb

cos0+cos x pi/3

20tan

step-by-step explanation:

6^2 or 36

step-by-step explanation:

6000n

6×1000n

6×10^3 n

so we need 6n need to be a perfect cube

so n has to be 6^2 so that 6n is 6^3

what i'm saying is if you let n be 6^2 you have 6^3×10^3 or 60^3 which is a perfect cube

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