Grade 12 Calculus
posted by PLEASE HELP ME! on .
Evaluate each of the following. Show all your calculations.
f" (0) if f(x) = 14x^2 + 3x − 6

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A particle is projected vertically upwards with velocity of u.after t seconds particle is projected from some point with same velocity.How long does it take for the second particle to meet the first particle?