Need ! the product of the polynomials (2ab + b) and (a2 – b2) is 2a3b-2ab3+a2b-b3 . if this product is multiplied by (2a + b), the result is a polynomial with terms.

The depreciation per unit for a company

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Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?