Which one of the following is the delta of crop if the duty of water for a base period of 120 days is equal to 1200 ha.?

if 8 sin ² x + 3 cos ² x = 4  then find tan x

The maximum value of 45 sin θ + 28 cos θ is:

if 7 sin ² x + 2 cos ² x = 4  then find tan x

If (1+sinθ)/cosθ = x, then find the value of secθ

If 30sin⁴theta; + 45 cos⁴theta; = 18 . Then find the value of 216 cosec⁶theta; + 64 sec⁶

Find the slope of the equation : 12x + 4y = 28.

Given that 'θ' is an angle less than 120°, what is the value of 'θ' if it satisfies the equation 7cos² θ = 1 + sin²θ?

If sec x + tan x = 11 then find secx?