NDA Number Theory — practice questions
15 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice NDA Number Theory in the app →1 radian is approximately equal to:The value of sin 30° is:cos²θ + sin²θ is equal to:tan(π/4) is equal to:sin(A + B) is equal to:cos(2θ) can be written as:The principal value of the range of f(x) = sin x is:The angle in radians for 120° is:If sin θ = 3/5 and θ is acute, then cos θ equals:The general solution of sin x = 0 is:The general solution of cos x = 0 is:By the law of sines in a triangle, a / sin A is equal to:sin 75° equals:tan(45° + θ) · tan(45° − θ) is equal to:If cos θ = −1/2 and θ ∈ (π, 3π/2), then θ equals: