how do u do evaluateL cos135

cosA= 5/9 find cos1/2A are you familiar with the half-angle formulas? the one I would use he...

If S=1/2^2cos1 + 1/cos1¤cos2+1/2^3 cos1 ¤cos2¤cos2^2 + .......... upto 10 terms . If S= sina(cotb-c...

Is The Set {cos1,cos2,cos3,cos4,...} under usual topology closed??? whatbiis its closure????

y = 2[cos1/2(f1 - f2)x][cos1/2(f1 + f2)x] let f1 = 16 let f2 = 12 therefore y = 2[cos1/2(16 - 12)...

Evaluate sin16° cos29° + cos16° sin29°

550^2 = 45^2 + x^2 - 2*45x*cos100° show step by step on how to find x

3-cos1-1=

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