Find the coordinates of the centroid (to the nearest 0.01 in.) of the uniform flat-plate machine part shown.
A. (0.36 in., 1.25 in.)
B. (1.21 in., -0.56 in.)
C. (-0.63 in., -0.42 in.)
D. (0.21 in., 1.14 in.)
Answer: D
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The following question refers to a country with five states. There are 250 seats in the legislature, and the populations of the states are given in the table below.
Under Hamilton's method, the apportionments to each state are
A. State A: 7; State B: 22; State C: 117; State D: 95; State E: 9. B. State A: 6; State B: 23; State C: 116; State D: 96; State E: 9. C. State A: 6; State B: 22; State C: 117; State D: 96; State E: 9. D. State A: 6; State B: 22; State C: 118; State D: 96; State E: 8. E. none of these
Use a calculator to solve the equation on the interval [0, 2?). Round to the nearest hundredth of a radian.cos 2x - cos x = 0
A. 1.05, 3.14, 5.24 B. 0, 1.05, 3.14, 5.24 C. 0, 2.09, 4.19 D. 0, 2.09, 3.14, 4.19
Solve the equation. Identify the equation as an identity, an inconsistent equation, or a conditional equation.12k - 63 = 3(4k - 23)
A. Inconsistent, {all real numbers} B. Conditional, ? C. Inconsistent, ? D. Identity, {all real numbers}
Find a symbolic representation for f-1(x).f(x) = 2x2 - 1, x ? 0
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
D. Not a one-to-one function