Which insurance company launched one of India's first-ever Surety Bond Insurance products for infrastructure projects in the field of Road Transport and Highways?

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

If 2y . cos θ - x . sin θ = 0 and 2x . sec θ - y . cosec θ = 3, what is the value of x² + 4y²?

If 0 ≤ θ ≤ 90°, and sin(2 θ +50°) = cos (4 θ + 16°), then what is the value of θ (in degrees)?

If 7sin² ϕ + 3cos² ϕ= 4, then find the value of ϕ ?

Evaluate 3sin x – 4 sin³ x and figure out the correct answer from below option ?

sin² 7˚ + sin² 9˚ + sin² 11˚ + sin² 12˚ + ……… + sin² 83˚ = ?

The minimum value of 3 sin² θ + 4 cos² θ is

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

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