at time t=0 particle is projected with a velocity of 2 i m/s from point with position vector ( 10i + 90j ) m/s . the position ve
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we have
Find the roots
Equate the function to zero
Group terms that contain the same variable, and move the constant to the opposite side of the equation
Complete the square. Remember to balance the equation by adding the same constants to each side.
Rewrite as perfect squares
Square root both sides
therefore
<u>the answer is</u>