Perform the indicated operations and simplify the result. Leave the answer in factored form.
+ 
A.
B.
C.
D.
Answer: D
Mathematics
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Solve the problem.Find the moment of inertia about the y-axis of the thin infinite region of constant density in the first quadrant bounded by the coordinate axes and the curve
.
A.
B.
C.
D.
Mathematics
Consider the normal distribution given below and assume that P is a point of inflection of the curve.Find the mean ? of the distribution.
A. 115 m B. 50 m C. 81 m D. 34 m E. 47 m
Mathematics
Solve the formula for the specified variable.I = for n
A. n =
B. n =
C. n =
D. n = IR(Ir - E)
Mathematics
Find the equation of the line described, and express your answer in the specified form.Perpendicular to the line y = 3x - 3; passes through the point (-1, 2); slope-intercept form
A. y = 3x +
B. y = -3x +
C. y = x +
D. y = - x +
Mathematics