ขนาดวิดีโอ: 1280 X 720853 X 480640 X 360
แสดงแผงควบคุมโปรแกรมเล่น
เล่นอัตโนมัติ
เล่นใหม่
Quite a few questions like this in MAT. If you use cos²x= 1-sin²x, then complete the square in the quadratic, using a subsituition like sinx=y like you did if you want, max is 13/3.
Surely this is too easy right?
Quite a few questions like this in MAT. If you use cos²x= 1-sin²x, then complete the square in the quadratic, using a subsituition like sinx=y like you did if you want, max is 13/3.
Surely this is too easy right?