The first question appeared. It was a beast: Find the area bounded by the curve y = e^x sin(x), the x-axis, and the lines x = 0 and x = π.
She checked the solution bank. Correct. A tiny, fragile smile. ib math aa hl exam questionbank
But she finished. And the solution bank said “Correct.” Her heart beat a little faster. The first question appeared
At 4:47 AM, she reached Question 9. The final one. The “challenge” problem. ib math aa hl exam questionbank