Recent content by rphenry

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    LaTeX Improve LaTex Formula Readability with These Simple Tips

    Is there some option or other trick to make the LaTex formulas in messages easier to read?
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    Undergrad Which Shape Has the Fastest Descending Inertia on an Inclined Plane?

    Solid sphere - lowest moment of inertia of the figures listed.
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    High School How to Factor 1 Trillion into Two Numbers Without Zeroes?

    Usually in riddles of this nature the "two numbers" are assumed to be integers. Perhaps the riddle meant the British definition of "trillion", 10^18, in which case your factors would be 2^18 and 5^18, (262144 and 3814697265625).
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    Are human beings done evolving?

    Nonsense.
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    Is this question possible without having learnt derivatives?

    Suggestion (without working it all out): Look for a value of b such that the line intersects the parabola at one point. From where you were: 0=3x^2+6x-1-b Isolate b: b = 3x^2+6x-1 Solve the quadratic equation for b. Does that work?