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4C Math 1132 Exam 1 1 - 4 1+ 4 Problem 6: If x - 3 = 4 tan(0), use a triangle to determine which is a correct application of a change of variables back to x for the expression cos(0). 1 4 xx - 3 (A) (B) 4vx2 - 6x+25 x2 + 6x - 25 (C) Vx2 - 6x+ 25 2 2 - 62 + 25 4 (D) E) 4 2 - 6x + 25 Problem 7: The function y = f(r) is graphed below. Order the left approximation (L2), right approximation (R2), midpoint approximation (M2), trapezoidal approximation (T2),Problem 11: Determine if the following integrals are convergent or divergent. If they converge, determine what they converge to. [i] dx 5 x2 - 3x - 4 .4 [ii] In(2x) dx 5 [iii] dx 3 ( 2 + 2 ) 2 dxx -Oo 1 + ex Page 5 of 6Math 1132 Exam 1 Problem 12: The function f(x) is graphed below. Find R3, L3, M3, T3 and S3 for 1 - 8 A-4B+ 4C CO y- = f(ac.) N 1 2 3 4 5 6 7 8 Jem 13: Consider the integral zer dx