Question 18
Find the maximum value of $4\cos(x+\frac{7\pi}{24})+5\sin(x+\frac\pi8)$.
PIMSO 2021 - Mathematics - Grade 8 - National Round Mock Test Question 18
PIMSO Maths · PIMSO 2021 - Mathematics - Grade 8 - National Round Mock Test
PIMSO Maths · PIMSO 2021 - Mathematics - Grade 8 - National Round Mock Test