MATH 1310 Midterm: Math1310 Fall 2013
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Instructions read this now: print your name in capital letters. 1 point; not selecting any answer gets 0 point. 2h sin(a b)+sin(a+b)i = sin a cos b a(cid:17) + c a(cid:17) + c x2 + a2 dx = 2h cos(a b) cos(a + b)i = sin a sin b: tan2 x + 1 = sec2 x. The domain of the function f (x) =sx3 4x. For what value of x does the curve y = ex 2x have a horizontal tangent line? (e) none of the above. (a) ln 2 (c) e2 (b) 2x (d) 0. Given the equation y3 + 2xy x3 = 6. Then dy dx is (e) none of the above. 3y2 2x x 0(cid:16) 1 x2 (a) (b) (c) (d) dy dx dy dx dy dx dy dx (a) The limit lim sin x x3 (cid:17) equals to (c) 1 (a) (b) (a) (b)
