Convert the number to scientific notation.83,000
A. 8.3 × 10-4
B. 8.3 × 104
C. 8.3 × 10-3
D. 8.3 × 103
Answer: B
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Solve the problem.A company purchases a piece of equipment for A dollars, and the equipment depreciates at a rate of r each year. Its value V after n years is given by 
Expand this expression for n = 6.
A. V = A(1 + 6r + 15r2 + 20r3 + 15r4 + 6r5 + r6) B. V = A(1 - 6r + 15r2 - 20r3 + 180r4 - 720r5 + r6) C. V = A(1 - 6r + 15r2 - 20r3 + 15r4 - 6r5 + r6) D. V = A(1 + 6r + 15r2 + 20r3 + 180r4 + 720r5 + r6)
Write the word name for the number.3072
A. Three million, seventy-two B. Thirty thousand, seventy-two C. Three hundred thousand, seventy-two D. Three thousand, seventy-two
Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.cos 3
A. -1.00 B. 0.99 C. 1.00 D. -0.99
Find the monthly payment. Use the following table.
Beneficiary Age: 65Sex: MFace value: $74,000Settlement option: Life with 10 years certain
A. $481.00 B. $512.82 C. $481.74 D. $424.02