- If x is a positive acute angle and cos x = radical 3 over 4, what is the exact value of sin x?

Discover Questions

What volume of lead (of density 11.3 g/cm^3) has the same mass as 389 cm^3 of a peice of redwood (of density 0.38 g/cm^3)? Exactly how many 20oz bottles goes in a 2 L? Light of wavelength 725 nvm appears red to the human eye. What is the energy of a photon of light of this wavelength? Answer in units of J? Are finals in the United States calculated by semester averages or the last grade of the weekly cycles? I need help with this problem. I have to get differential equations so that I can make a model to later simulate in Matlab/Simulink?