Please help with this geometry question

What is the standard form of -5x^2+2x^4-11+x^3+3x

Place the following steps in order to complete the square and solve the quadratic equation,

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.