Provide an appropriate response.Write using the letter i, simplifying if possible: 
A. -7i
B. 7i
C. 24.5i
D. -7
Answer: B
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Determine the symmetries of the curve.r = 
, ? > 0
A. y-axis only B. x-axis only C. Origin only D. No symmetry
Determine the monthly principal and interest payment for the mortgage. Use the principal and interest payment formula 
A. $13,436.79 B. $710.07 C. $5515.78 D. $631.07
Solve the problem.Two boats are pulling a disabled vessel toward the landing dock with forces of 920 lb and 840 lb. The angle between the forces is 23.7°. Find the direction and magnitude of the equilibrant.
A. 1723 lb at an angle of 168.7° with the 920-lb force B. 1723 lb at an angle of 78.7° with the 840-lb force C. 172 lb at an angle of 168.7° with the 920-lb force D. 1723 lb at an angle of 11.3° with the 920-lb force
Solve the problem.Find the maturity value of a loan of $3806 after 9 months. The loan carries a simple interest rate of 13% per year.
A. $4177.09 B. $4180.20 C. $4135.85 D. $4218.32