Solve the problem.Suppose Janet could save $4 at the end of January, $8 at the end of February, $16 at the end of March, and so on. What amount would she have saved by the end of one year? Round to the nearest cent.
A. $252.00
B. $4095.00
C. $8190.00
D. $16,380.00
Answer: D
Mathematics
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Solve the rational inequality.
< 0
A. (-?, -8) ? (3, ?) B. (-8, 3) C. (-?, -8) D. (3, ?)
Mathematics
An arithmetic sequence is given. Find the common difference and write out the first four terms.{4n + 7}
A. d = 7; 4, 11, 15, 19 B. d = 4; 4, 11, 15, 19 C. d = 7; 11, 15, 19, 23 D. d = 4; 11, 15, 19, 23
Mathematics
Find 
. Write the answer in polar form with the argument between 0° and 360°z1 = 30(cos 34° + i sin 34°), z2 = 5(cos 5° + i sin 5°)
A. 6(cos 39° + i sin 39°)
B. 25
C. 6(cos 29° + i sin 29°)
D. 25(cos 29° - i sin 29°)
Mathematics
Factor the polynomial completely. If the polynomial is prime, so state.x2 - x - 35
A. (x + 5)(x - 7) B. (x - 35)(x + 1) C. (x - 5)(x + 7) D. prime
Mathematics