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Put the value of x =1 (4x+4 -5× 4x+2) / 15×4x – 22×4x (45 -5× 43) / 15×41 – 22×41 = (1024 – 320)/60-16 =704 /44 =16.
If sinAo = (√3/2), then find the value of (sin245o + cos230o) × A ÷ 5 given that 0 < A < 90...
If sin (2x + 50) o = cos (2y - 50) o, such that, 0o < x + y < 90o, then find the value of tan(x + y) .
Simplify (cos13°+sin 13°) /(cos13°-sin13°)
If tanθ = (2/√5), then find the value of cos2 θ
cos A (sec A – cos A) (cot A + tan A) = ?
If 7sin² ϕ + 3cos² ϕ= 4, then find the value of ϕ ?
If sin θ = 3/5 and cos θ = 4/5, find the value of (2tan² θ + 3cot² θ).
In ∆ABC, AB = 5cm, BC = 6cm and AC = 10cm then find out the value of cos A?
