Find the Sum:

{(9x^2-4x-1)+(-2x^2-3x-9)}

Find the Difference:

{(6x^2-5x-5)-(-7x^2-5x+4)}

Find the Product: {(7x-2)(x-2)}

Find the Product: {(5x+1)(x^2-3x+2)}

Find the Quotient:

Factor: {9x^2-24x+16 = (\space\space\space)(\space\space\space)}

Factor: {16x^2-49}

Completely factor the polynomial.

{21xy+6ny-35x-10n}

Select the 2 factors from the list below:

Find the product: {(3m-7)(m-9)}

Find: {(5x-6)^2}

Find the area of a parallelogram: {A = b \cdot h}