- Give the exact value of the expression without using a calculator. cos(arctan(-7))?

Discover Questions

What is concrete made out of vs cement? Find the values of the six trigonometric functions of θ for the right triangle with the given sides. 2
1? Trace the path of blood in a complete circuit beginning at the right atrium to the tip ofyour right index finger and back to the rightatrium? Is 2 to the Power 40 X4 = 2 to the Power 160? Chemistry! :D?