What is the gravitational potential energy of a 150 kg object suspended 5 m above the earth surface

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

Write the fraction or mixed number and the decimal shown by the model

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x