Discover Questions

The ratio of the lengths of the corresponding sides of two rectangles is 1:2:5. What is the ratio of their areas? Explain? Write an equation of the form y=a cos bx, where a>0 and b>0, with an amplitude of 1/6 and a period of pi/3? What happens if you sneeze when donating blood? would the needle dislodge ? A 0.170 kg ball falls 2.2 m. How much work in Joules does the force of gravity do on the ball? Dy/dx = 3x + sin x?