Evaluate a = 6, b = 5, c = 9 a*b*c/2 + 2(a*b*c) = ?

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3