by BrainHub | Aug 18, 2023 | Updates
Vector Algebra Class 12 Important Questions with Solutions Previous Year Questions Algebra of Vectors Question 1. Find the position vector of a point which divides the join of points with position vectors a⃗ −2b⃗ and 22a⃗ +b⃗ externally in the ratio 2:1. (Delhi... by BrainHub | Aug 18, 2023 | Updates
Differential Equations Class 12 Important Questions with Solutions Previous Year Questions Formation of Differential Equations Question 1. Find the order and the degree of the differential equation. (Delhi 2019) x2d2ydx2={1+(dydx)2}4 Answer: Given differential... by BrainHub | Aug 18, 2023 | Updates
Application of Integrals Class 12 Important Questions with Solutions Previous Year Questions Question 1. Using integration, find the area of ∆ ABC, the coordinates of whose vertices are A (2, 5), B(4, 7) and C(6, 2). (Delhi 2019, 2011: All India 2010C) Answer: Given,... by BrainHub | Aug 18, 2023 | Updates
Integrals Class 12 Important Questions with Solutions Previous Year Questions Question 1. Find ∫sin2x−cos2xsinxcosx dx. (All India 2017) Answer: = ∫(tan x – cot x) dx = ∫ tan x dx – ∫ cot x dx = log |sec x| – [- log|cosec x|] + C = log |sec x| + log|cosec x| + C = log...
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