CNBC: "This is How College Got So Expensive in America"

Major school districts in California, including Los Angeles, San Diego, San Jose, San Francisco, and Oakland, now require for high school graduation math (and other) courses conforming to California State University minimum entrance requirements. These include geometry and algebra 2, or integrated math 3 (or higher level math).

These requirements are higher than they were decades ago, contrary to claims about how high school students decades ago could be expected to know trigonometry.