Solve the equation by the square root property.(7x + 4)2 = 4
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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The following table shows the number N, in thousands, of newspaper subscriptions t years after initial publication. Use exponential regression to model the number of subscriptions as a function of time. Round your answer to two decimal places. t 0.00 3.00 6.00 9.00 12.00 N 4.28 9.76 22.60 55.74 135.97?
A. ?
B. 
C. ?
D. ?
Mathematics
Verify the identity.cot x sec4 x = cot x + 2 tan x + tan3 x
What will be an ideal response?
Mathematics
Subtract the fractions. Write the answer in lowest terms.
A. 
B. 
C. 
D. 
Mathematics
Perform the division. Write the answer with positive exponents.
A. 5x3 + 6x2- 7 + 
+ 
B. 25x8 + 6x2 - 7 + 
+ 
C. 5x3 + 6x2 - 7
D. 5x3 + 30x7 - 35x5 + 15x3 + 7x2
Mathematics