Starting with the formula for the difference of cubes, which pair of steps can be used to show that the expressions are
equivalent?
a) apply the distributive property, and then combine like terms.
b) combine like terms, and then apply the distributive property
c) apply the commutative property, and then combine like terms.
d) combine like terms, and then apply the commutative property

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

What is the slope of the equation y =

Consider the following geometry problems in 3-space enter t or f depending on whether the statement is true or false. (you must enter t or f -- true and false will not work.) f equation editorequation editor 1. a plane and a line either intersect or are parallel t equation editorequation editor 2. two planes parallel to a third plane are parallel f equation editorequation editor 3. two lines either intersect or are parallel f equation editorequation editor 4. two planes orthogonal to a third plane are parallel f equation editorequation editor 5. two planes orthogonal to a line are parallel f equation editorequation editor 6. two planes either intersect or are parallel f equation editorequation editor 7. two lines orthogonal to a third line are parallel t equation editorequation editor 8. two lines parallel to a third line are parallel t equation editorequation editor 9. two planes parallel to a line are parallel f equation editorequation editor 10. two lines parallel to a plane are parallel f equation editorequation editor 11. two lines orthogonal to a plane are parallel