Solve the problem.How long does it take $1125 to triple if it is invested at 7% interest, compounded quarterly? Round your answer to the nearest tenth.
A. 15.8 mo
B. 15.8 yr
C. 18.1 yr
D. 18.1 mo
Answer: B
Mathematics
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Find the conjugate of each complex number.-2 - 5j
A. -2 + 5j B. 2 + 5j C. 2 - 5j D. -5 - 2j
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Change the numbers to their percent equivalents.0.8
A. 80% B. 0.08% C. 800% D. 0.8%
Mathematics
Find the axis of symmetry of: y= -4x²+8x-3
What will be an ideal response?
Mathematics
Solve the problem.A woman deposits $191 in the bank, and each month afterward deposits 7% more than the month before. Find an expression for the amount she deposits on the nth month.
A. 191(1.7)n-1 B. 191(1.07) n+1 C. 191(1.07) n-1 D. 191(1.07) n
Mathematics