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earned this badge 7 times.

Prove that $1 + nx ≤ (1 + x)^n$ , for all real numbers $x > −1$ and integers $n ≥ 2$ by mathematical induction. [duplicate]

Awarded Jan 22 at 1:16

Proof of $7^n-2^n$ is divisible by 5 for each integer $n \ge 1$ by mathematical induction.

Awarded Oct 11, 2020 at 8:57

Is there no difference between upper triangular matrix and echelon matrix(row echelon matrix)?

Awarded Oct 1, 2020 at 2:01

Proof of $n(n^2+5)$ is divisible by 6 for all integer $n \ge 1$ by mathematical induction

Awarded Mar 27, 2020 at 0:30

Example of a relation that is reflexive but not symmetric [duplicate]

Awarded Nov 22, 2019 at 8:15

Is it okay to determine pivot positions in a matrix in echelon form, not in reduced echelon form?

Awarded Mar 11, 2019 at 23:55

Example of a relation that is symmetric and transitive, but not reflexive [duplicate]

Awarded Sep 14, 2017 at 10:43

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