Factor out the largest common factor.10x - 21x4
A. 2x(5 + 10x3)
B. x2(10 - 21x2)
C. x(10 - 21x3)
D. x(10 - 21x4)
Answer: C
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Use transformations of f(x) = 
or f(x) = 
to graph the rational function.f(x) = 
+ 4
A. 
B. 
C. 
D. 
Provide an appropriate response.Given the primal and dual problems below:Primal:Maximize f(x) = cxTsubject to Ax ? b x ? 0where c is a vector in ?n and A is an m × n matrixDual: Minimize g(y) = bTysubject to ATy ? c y ? 0where b is a vector in ?m If src="https://sciemce.com/media/4/ppg__aa0521192110__f1q32g4.jpg" style="vertical-align: -4.0px;" />)B: f(
is an optimal solution to the primal problem and 
is an optimal solution to the dual problem, then which of the following statements is (are) true?A: f(
) = g(
) = f(
)C: g(
) = g(
)D: g(
) = f(
)
A. A and D
B. B and C
C. A only
D. All of them.
Simplify the expression.16 - |-33|
A. -17 B. -49 C. 49 D. 17
Use a calculator fo find the approximate value for the indicated function. Round to four decimal places.cos 2.53
A. -0.5487 B. 0.5487 C. -0.8187 D. 0.8187