standard_description: Find whole-number quotients of whole numbers with up to four-digit dividends and two-digit divisors, using strategies based on place value, the properties of operations, and/or the relationship between multiplication and division. Illustrate and explain the calculation by using equations, rectangular arrays, and/or area models.
problem_activity: Find all of the roots of the following quartic equation:
$${h(x)=x^4-2x^3-9x^2-18x}$$


aligns: no