Discover Questions

Does a quadruple-A battery have a lithium anode and cathode? F(x)= (sin(a+1)x + sinx)/x; x<0 and c; x=0 and (root(x+bx^2)- rootx)/b rootx^3; x>0. Find the values of a,b and c? Does anyone know where to find the practical mathematics 3rd editions key online? How to integrate f(x)=(3-2/x)^2? Does facial looks,height,skin complextion,voice etc all decided by genes?