Assertion: rectangle's side | /r/HasProperty | factored
Facets:
Source sentences:
text: Notice that the left side of this equation can be factored into:
text: Square out the expression in the parentheses and this equation becomes:On the left side, combine the squared terms and arrange the terms in descending powers of Lto get:Just to make things a little easier, note that 2 is a common factor of all terms, sowe can divide this entire equation (all terms) by 2 to get:To get this into the more conventional form, get rid of the 50 on the right side by subtracting50 from both sides to reduce the equation to:Notice that the left side of this equation can be factored into:and that this equation will be true if either of the two factors on the left side equalszero ... because multiplication by zero on the left side will make the left side equal tothe zero on the right side.