Casio ClassPad II Custom Commands

pcheck (Program)

Command last updated 6/3/2024.

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Note - this program may throw an error if in Decimal mode. Use Standard mode instead.

Define f(x) = {a, b, c, d, e}

pcheck(f(x), l, r)

Returns a matrix with each row corresponding to an option of f(x), with the columns containing for that option, from left to right, f(x), l, r, judge(l=r).

Example

\(f(x+f(x)) = f(2x)\). Which option could possibly be \(f(x)\)? (2018 Methods Exam 2 Section A Question 10)

Define f(x)={1-x,x-1,x,x/2,(1-x)/2}

pcheck(f(x),f(x+f(x)),f(2x))

Contributed by Nhan and Kevin