Question 19
For acute $x$, find the maximum of $9\sin^2x+6\cos x+7$.
TIMO 2019 - Senior Secondary (Grades 10-12) - Heat Round - Paper 3 Question 19
TIMO · TIMO 2019 - Senior Secondary (Grades 10-12) - Heat Round - Paper 3
TIMO · TIMO 2019 - Senior Secondary (Grades 10-12) - Heat Round - Paper 3