feeIt is given that cos (0-a) - a, cos (...

feeIt is given that cos (0-a) - a, cos (0-B)b.What is cos (a-B) equal to ?Sin 4(a)ab +1-h2(es5y0(b)ab- 1-a25in 27 (011-h2(c)a l-b-bSmb +bsaWhat is sin (- + 2ab cos (t- B) equal(10-4to 7+2abyTF6attaby(osa+b(a)(of6--pre)tesfe-tfra2-1(b)(c)-(a2+b2)(d)If sin a + cos ap, then what is cos (2me)equal to ?(s6--(Be)2(a)p2-1pie-p(sle-a)Sm(Be+Sn (o droy(b)(c)(d)p+1

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