MATH 021 Midterm: Math 021 21Ex2SamA
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Exam ii, sample a: simplify (cid:18) 2a3. Use only positive: divide exponents in your answer. a6b7m + 18a3b4m6 36a5b5m3. 4a6 b8: 2a6b8, 4a6b8, for the polynomial function h(x) = 3x4 x3 2x2 + 4x 3, evaluate h( 1), 5, 7, 1, 3, simplify the expression (cid:18) 2. 6 a a + a a + 4abm2: 9a3b2 + 2am5 + 4abm2 c) d) a2b3 + 2m5 4abm2. 27abm3: divide using long division and nd the quotient only (not the remainder): 10x6 + 2x5 18x4 + 13x3 11. 2x3 2x + 3: 8x3 x2 15x + 13, 54 + x3 4x2, 11x2 12x 11, 5x3 + x2 4x, divide using synthetic division: 4x3 5x2 + 2x 7 x 1: 3x2 2x . 6 x 1: 4x3 x2 + x + 6, 4x2 5x + 2 . Exam ii, sample a: factor the polynomial 2(s + t)2 7(s + t) + 3 by substitution, give the domain of the function f (x) =
