- HELP PLS! Prove ∑ [n=1 to ∞) nx^n = x/(1-x)^2?

Discover Questions

A water quality index of 4 has more biodiversity present in it than an index of 1.5? true or false? I forgot what the chain rule was in differentiation? PROVE EACH EQUATION IS AN IDENTITY Q1: 1-sec(x)cos3(x)=sin2(x) Q2:(1-cot^2(w)+cos^2(w)*cot^2(w))/csc^2(w) =sin^4(w)? The densities of crystalline CO2 and NH3 at 160 K are 1.56 and 0.84 g/cm3, respectively. Calculate their molar volumes.? A seed was planted 4in deep into soil to dry for seed germination a light rain soaked the soil to 2in. What will happen to the seed? Explain?