Perform all operations in correct order. 63 ÷ 12 - 9

A. 72
B. 9
C. 8
D. 213


Answer: B

Mathematics

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Solve the problem.The current I in a circuit containing a resistance R and an inductance L is found from the expression  I = .Find the expression for the instantaneous rate of change of current with respect to R, assuming that the other quantities remain constant.

A.  = - 
B.  = 
C.  = - 
D.  = - 

Mathematics

Write the Roman numeral as a Hindu-Arabic numeral.XCI

A. 81 B. 111 C. 191 D. 91

Mathematics

Convert the base-ten number to a number in the indicated base.329 to base six

A. 1305six B. 1350six C. 1530six D. 135six

Mathematics

Solve the compound inequality. Express the solution using interval notation or state that there is no solution.6x + 5 ? 1  and  7x - 4 < 8

A.
B.
C.  
D.

Mathematics