?Let .Find the average rate of change of y with respect to x in the interval from  to

class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_9961b0a791ac4482981494322" />, from  to , from  to , and the (instantaneous) rate of change of y at .

?



A. ?
B. ?
C. ?
D. ?

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Answer: D

Mathematics

Evaluate the integral.

A. 768 B. 1152 C. 2304 D. 1536

Convert to fraction notation.14

A.
B.
C.
D.

Solve the problem.An experienced accountant can balance the books twice as fast as a new accountant. Working together it takes the accountants 8 hours. How long would it take the experienced accountant working alone?

A. 20 hr B. 16 hr C. 12 hr D. 4 hr

Solve the problem.If the resistance in an electrical circuit is held constant, the amount of current flowing through the circuit is directly proportional to the amount of voltage applied to the circuit. When  are applied to a circuit,  (mA) of current flow through the circuit. Find the new current if the voltage is increased to 

A. 18 mA B. 100 mA C. 81 mA D. 90 mA