Maths Key Formulas 0.0 / 5 ? MathematicsAlgebra and functionsA2/A-levelEdexcel Created by: ElliotdpCreated on: 04-06-19 21:45 log(a)-log(b) = ? log (a)/(b) 1 of 14 nlog^(a) log(a)^n 2 of 14 log(a)+log(b) =? log(ab) 3 of 14 logc(a) a=c^n 4 of 14 sin(2x) = 2sin(x)cos(x) 5 of 14 cos(2x)= cos^2(x)-sin^2(x) , 1-2sin^2(x) , 2cos^2(x)-1 6 of 14 d/dx sin(x)= cos(x) 7 of 14 d/dx cos(x)= -sin(x) 8 of 14 d/dx tan(x)= sec^2(x) 9 of 14 d/dx sec(x)= sec(x)tan(x) 10 of 14 d/dx csc(x)= csc(x)cot(x) 11 of 14 d/dx cot(x)= csc^2(x) 12 of 14 sin^2(x)+cos^2(x) = 1 13 of 14 tan(x) sin(x)/cos(x) 14 of 14
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