Find the perimeter or circumference.A circle whose diameter measures 11 in. (Use 3.14 for ? .)

A. 379.94 in.
B. 69.08 in.
C. 34.54 in.
D. 17.27 in.


Answer: C

Mathematics

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Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = x6 sin x

A. 6 sin x ln x
B. 6 x6 sin x
C. x sin x
D. 6 cos x ln x + 

Mathematics

Calculate the total amount due to the IRS from the firm.Canine Coiffures, Ltd. collected $2471.93 FICA, $578.11 Medicare, and $3038.08 federal withholding tax from employees.

A. $9138.16  B. $6666.23  C. $8560.05 D. $6088.12 

Mathematics

Give the ordered pairs for the points labeled on the graph.

A. A(2, 3); B(7, 3) B. A(2, 7); B(-7, 3) C. A(7, 20); B(3, -7) D. A(2, 7); B(3, -7)

Mathematics

Write the augmented matrix for the system.

A.
B.
C.
D.

Mathematics