Question 8
Evaluate $2^2+4^2+6^2+\cdots+98^2+100^2-(1^2+2^2+\cdots+49^2+50^2)$.
Original printed choices: A: 42925; B: 131325; C: 42920; D: 130050.
Editorial format: answer directly; the printed choices are retained for source fidelity. See the solution for the source issue.
Original printed choices: A: 42925; B: 131325; C: 42920; D: 130050.
Editorial format: answer directly; the printed choices are retained for source fidelity. See the solution for the source issue.