If 2 1 sin f x x x then f a 2 b 1 c 0 d 1 e 2 7 the

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Chapter 10 / Exercise 99
Elementary and Intermediate Algebra
Tussy/Gustafson
Expert Verified
6.If ( )()21sinfxxx=, then ( )0f(A) 2(B) 1(C) 0 (D) 1 (E) 2
=
7.The acceleration of a particle moving along the x-axis at time tis given by ( )62a tt=. If the velocity is 25 when 3t=and the position is 10 when 1t=, then the position ( )x t=
+
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Chapter 10 / Exercise 99
Elementary and Intermediate Algebra
Tussy/Gustafson
Expert Verified
xππ9.The graph of the function fis shown above for 03x. Of the following, which has the least value? (A)( )31fx dx(B)Left Riemann sum approximation of ( )31fx dxwith 4 subintervals of equal length. (C)Right Riemann sum approximation of ( )31fx dxwith 4 subintervals of equal length. (D)Midpoint Riemann sum approximation of ( )31fx dxwith 4 subintervals of equal length. (E)Trapezoidal sum approximation of ( )31fx dxwith 4 subintervals of equal length. 10.What is the minimum value of ( )lnfxxx=?
11.(1999, AB-5) The graph of the function f, consisting of three line segments, is shown above. ( )( )1xg xft dt=. Let