Two simultaneous equations are given as 3x + 4y = 13 and x… – Class 12 Mathematics 2082 Solved

Class 12 Mathematics · 2082 · Solved Question with Answer

Two simultaneous equations are given as $3x + 4y = 13$ and $x - 2y = 1$ . What is the equation after eliminating $x$ ?

A) $10y = 10$ B) $10y = 16$ C) $y = 10$ D) $2y = 10$

What is the maximum height attained by a particle in a projectile motion if initial velocity and angle of inclination are $ 40\text{m/sec} $ and$ 30^\circ $?$ [g = 10\text{ms}^{-2}] $

A) $ 20\text{m} $ $20\text{m}$ B) $ 40\text{m} $ $40\text{m}$ C) $ 80\text{m} $ $80\text{m}$ D) $ 160\text{m} $

Solution

Two simultaneous equations are given as 3x + 4y = 13 and x - 2y = 1 . What is the equation after eliminating x ? A) 10y = 10 B) 10y = 16 C) y = 10 D)…

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