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How do i find the range of f(x): 1 / (x^2 + 7) ? Why is it bad to have too much prey in a habitat? Find the position vector R(t) given the velocity V(t)=(4t+1)i+2sin(t)j+4tk
V and the initial position vector R(0)=3i+j−3k. Pleas help? Find the value of y so that the points A(3,5) B(-4,y) C(5,1) form an isosceles triangle.? 3x^2-3x-4=0 quadratic formula please help?