Web12 jan. 2024 · If secA + tanA = a, then the value of cosA is This question was previously asked in SSC CGL Tier 2 Quant Previous Paper 13 (Held On: 12 Jan 2024) Attempt … Web9 apr. 2024 · The trigonometric function of tan3A concerning tan A is called a double angle formula. If A is an angle, then the formula of 3A = \ [\frac {3tanA-tan^ {3}A} {1-3tan^ {2}A}\] Now latest prove the above formula step by step: Tan 3A = \ [tan\left ( 2A+A \right )\] = \ [\frac {tan2A-A} {1-tan2A.tanA}\]
If tan(x) = - \\dfrac{1}{3}, \\; cos(x) 0, then what is the value of ...
WebDouble angle formula : cos(2θ) = cos2θ − sin2 θ = 0. Need help using De Moivre's theorem to write cos4θ & sin4θ as terms of sinθ and cosθ. cos(−1710∘) = cos(1710∘) ∵ cos(−x) = … Web29 mrt. 2024 · Question 4 If cos A = 4/5 , then the value of tan A is (A) 3/5 (B) 3/4 (C) 4/3 (D) 5/3 Since cos A = 4/5 ∴ sec A = 𝟓/𝟒 Now, 1 + tan2 A = sec2 A Putting values 1 + tan2 A = (5/4)^2 1 + tan2 A = 25/16 tan2 A = 25/16−1 tan2 A = (25 − 16)/16 tan2 A = 9/16 tan2 A … pituitary tumor joint pain
If sin a = 3/5, find cos a and tan a - GeeksforGeeks
Web20 okt. 2024 · Tan A = Perpendicular / Base Cos – The cos of an angle A is the ratio of lengths of the base to the hypotenuse. Cos A = Base / Hypotenuse In a right triangle if … Web14 apr. 2024 · If \( \mathrm{A}+\mathrm{B}+\mathrm{C}=\pi \), then value of \( \left \begin{array}{ccc}\sin (A+B+C) & \sin B & \cos C \\ -\sin B & 0 & \tan ... WebSubstitute the value of α, tan 5α = tan(5 × 9) = tan 45° Using the trigonometric ratio of angles, tan 45° = 1 Try This: If sin 5α = cosα and 5α < 90° , then the value of cos3α is. Given, sin 5α = cosα. Given, 5α < 90° We have to find the value of cos3α. Using the trigonometric ratios of complementary angles, cos (90° - A) = sin A pituitary tumor ohsu