Solve the problem.If a rocket is propelled upward from ground level, its height in meters after t seconds is given by 
During what interval of time will the rocket be higher than 343 m?
A. 5 < t < 7
B. 7 < t < 10
C. 0 < t < 5
D. 10 < t < 12
Answer: A
Mathematics
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Evaluate the integral.
A. - 
(7x2 + 3)-6 + C
B. - 
(7x2 + 3)-6 + C
C. - 
(7x2 + 3)-4 + C
D. - 
(7x2 + 3)-4 + C
Mathematics
Solve the problem.The AES Corporation has $3,628,000 to distribute its dividends and did not distribute dividends the previous year. There are 79,000 shares of cumulative preferred stock that earn dividends at $0.68 per share and 171,000 shares of common stock. How much per share does a common stockholder receive in dividends to the nearest cent?
A. $20.90 B. $20.54 C. $19.86 D. $20.59
Mathematics
Solve the equation.
+ 4 = 
- 3
A. 
B. 
C. 
D. 
Mathematics
Perform the matrix row operation and write the new matrix.
-5R1 + R2
A. 
B. 
C. 
D. 
Mathematics