Write the number in scientific notation.50,030,000

A. 5.003 × 107
B. 5.03 × 108
C. 5.03 × 107
D. 5.003 × 108


Answer: A

Mathematics

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Solve the problem.Gretta wants to retire in 13 years. At that time she wants to be able to withdraw $12,500 at the end of each 6 months for 14 years. Assume that money can be deposited at 6% per year compounded semiannually. What exact amount will Gretta need in 13 years?

A. $229,087.88 B. $239,855.63 C. $598,782.00 D. $234,551.37

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Use division to write the rational function in the form  where the degree of r is less than the degree of . Then find the partial fraction decomposition of 

A. 2x - 5 -  + 
B. 2x + 5 +  + 
C. 2x + 5 -  + 
D. 2x - 5 +  + 

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If you purchase a home for $195,000 with a down payment of 11%, what is the amount of the down payment and the amount of the loan?

A) down payment: $17,727 amount of the loan: $177,273 B) down payment: $21,450 amount of the loan: $195,000 C) down payment: $23,810 amount of the loan: $192,641 D) down payment: $21,450 amount of the loan: $173,550 E) down payment: $23,810 amount of the loan: $195,000

Mathematics

Add or subtract as indicated.(2 - 5i) + (4 + 2i)

A. 6 - 3i B. 6 + 3i C. -6 + 3i D. -2 + 7i

Mathematics