Perform the indicated operation.  + 

A. - 
B. - 
C. - 
D. - 


Answer: D

Mathematics

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Use logax = (ln x)/(ln a) to calculate the logarithm. Round to the nearest ten thousandth.log? 65

A. 1.3287 B. 0.2742 C. 56.7820 D. 3.6466

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Use the Instructional Algorithm for addition or subtraction to perform the operation.49 - 19

A. 50 B. 68 C. 30 D. 12

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Solve the equation for x, where x is restricted to the given interval.3y = tan 6x, for x in 

A. x = 6 arctan 
B. x =  arctan y
C. x = 2 arctan y
D. x =  arctan 3y

Mathematics

Solve the problem. Write all linear equations in slope-intercept form.With 23.5% commitment, a company can clean up 40% of an energy leak. With 28.5% commitment, it can clean up 80% of an energy leak. Find a linear equation that models the percent cleanup for x percent commitment.

A. y = 5x + 40 B. y = 8x + 148 C. y = 8x - 148 D. y = x + 40

Mathematics