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Physicssss help pls
A 3.35kg ball and a 6.70kg ball are connected by a 0.64m long rigid, massless rod. The rod is rotating clockwise? How would I write out cos(A)*cos(A-B)? How can I make math easy when studying for exams? If I get a word problem which tells me to find the angle of depression, would I have to find the inverse trig function, like tan^-1, sin^-1? Write the converse of this statement. If 3 - 2x = 13, then x = -5. Converse:?