Enzymes are proteins that have a special ability to speed up chemical reactions within cells (some may be catalytic RNA). Without being modified... View Article
A body's position at rest or in uniform motion, the result of all the forces on which zero is centred. Equilibrium is known as a state of... View Article
(Cr2O7)2- is an oxidizing agent. It is a conjugate base of a hydrogen dichromate. The oxidation number of chromium in the dichromate ion is +6.... View Article
Under acceptable tolerances, certain gases such as helium, oxygen, hydrogen, noble gases, certain heavy gases such as carbon dioxide and mixtures... View Article
Solution: (4) f (x) = |sin 2x| + |cos 8x| f (x) = sin 2x The period of sin x is 2π sin ax is 2π / a sin 2x is 2π / 2 = π |sin 2x| = π /... View Article
Solution: (4) f (x) = sin √x f (x) = sinx Period = 2π √x = 0, 2π, 4π, … x = 0, 4π2, 16π2, … = 0, 40, 160, … f (x) is not periodic.... View Article
Solution: (2) Let the period of the function f (x) be T f (a + x) be T / |a| f (x) be in the form of m / n and g (x) in the form of r / s... View Article
Solution: (1) y = 2x - 1 At x = 1, y = 1 At x = 2, y = 3 At x = 3, y = 5 At x = 4, y = 7 When A → A {1, 2, 3, 4, 5} → {1, 2, 3, 4, 5}... View Article
Solution: All the choices are correct. A = {1, 2, 3, 4} On verifying with the given options, (1) {1, 2, 4} 1, 2, 4 ∈ A 1 * 2 = 2 1 * 4 = 4... View Article
Solution: (3) y = 3 sin (√{[π2 / 16] - x2}) The domain is [0, π / 4] Put x = 0, y = 3 sin (√{[π2 / 16] - 0}) = 3 sin (π / 4) = 3 * (1 /... View Article
Solution: (3) F (x) = √cosx √cosx = positive or 0 cosx = (-1, 1) cosx lies between 0 and 1. x lies in the first or fourth quadrant. x ∈... View Article
Solution: (3) bx - For very large negative values of x, the function is very close to 0. The domain of the function is R, the set of real... View Article
Solution: (2) sin2θ = [1 - cos 2θ] / 2 = (1 / 2) - (1 / 2) cos 2θ If f (x) is a periodic fucntion with period T, then the period of a + f... View Article
