Determine whether the set, together with the indicated operations, is a vector space. if it is not, then identify at least one of the vector space axioms that fails.

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)

Give me the equations of two lines that have the same slope but are not parallel.

The constitution gives congress the power to create federal courts lower than the supreme court higher than the supreme court equal to the supreme court, unaffected by the supreme court.