Find the value of the exponential expression. 3

A.  
B.  
C.
D. 3 


Answer: A

Mathematics

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Complete the factoring.7x2y4 + 42x2y3 = 7x2y3( )

A. x2y + 6 B. y + 6x2 C. y + 6 D. 7y + 6x

Mathematics

The vector  gives the number of units of two models of laptops produced by a company. The vector  gives the prices (in dollars) of the two models of laptops, respectively. Use dot

products to determine the revenue for these two laptops if the price of each is increased by 3.5%. A. $8,186,667 B. $8,175,000 C. $8,280,000 D. $8,227,500 E. $8,105,000

Mathematics

Solve the problem.The following table shows a recent state income tax schedule for married couples filing a joint return in State X.State X Income TaxSCHEDULE I - MARRIED FILING JOINTLY(i) Write a piecewise definition for the tax due T(x) on an income of x dollars. (ii) Graph T(x). (iii) Find the tax due on a taxable income of $50,000. Of $95,000. 

A. (i) 
T(x) = 
(ii) 

(iii) $2385; $5697.50

B. (i)
T(x) = 
(ii) 

(iii) $2075; $5270.50

C. (i)
T(x) = 
(ii) 

(iii) $2375; $5637.50

D. (i)
T(x) = 
(ii) 

(iii) $2350; $5322.50

Mathematics

Find the slope of the line.4x + 5y = -8

A. -  
B.
C.  
D. -  

Mathematics