Use a Pythagorean identity to find the exact value of the expression.Given sec t =-5 and tan t < 0, find tan t.
A. tan t = -2
B. tan t = -6
C. tan t = -
D. tan t = -4
Answer: A
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Solve the system of equations by the addition method. If the system does not have a single ordered pair as a solution, state whether the system is inconsistent or dependent. x + 5y = -299x + 4y = -56
A. (-4, -5) B. No solution, inconsistent C. (4, -4) D. (-5, -4)
Add and write the resulting polynomial in descending order.(2n5 + 8n - 6n4) + (8n4 + 4n5 - 5n)
A. 12n5 + 10n4 - 11n B. 6n5 + 2n4 + 3n C. 11n10 D. 6n + 2n5 + 3n4
Use the method of your choice to find all real solutions of the equation.7k2 - 55k - 8 = 0
A. {-7, 8}
B. 
C. 
D. 
Solve.An apartment complex has 5 apartment buildings. Each building has 4 floors with 8 apartments per floor. Find how many apartments are in this complex.
A. 150 apartments B. 160 apartments C. 17 apartments D. 170 apartments