=
Note: Conversion is based on the latest values and formulas.
How do you solve #2(xsqrt x) + x=8#? - x=8? | Socratic 18 Jul 2015 · Can reformulate as a cubic equation: 4x^3-x^2+16x-64 = 0 which has an irrational root findable using Cardano's method or similar. Subtract x from both sides of the equation to get: 2xsqrt(x) = 8-x Square both sides to get: 4x^3 = (8-x)^2 = 64 - 16x+x^2 Note that squaring can introduce spurious solutions, so we need to check later. Subtract the right hand side from the …
How do you find the common ratio for #64,-32,16,-8,4,...#? - Socratic 21 Sep 2016 · In a Geometric series, common ratio is the ratio of a term with respect to its preceding term. Here we have the series #{64,-32,16,-8,4,.....}#