Solve the equation.72x-2 - x-1 - 1 = 0
A. 
, - 
B. 9, -8
C. - 
, 
D. -9, 8
Answer: D
Mathematics
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Find the limit of the sequence if it converges; otherwise indicate divergence.an = ln 
n
A. 0 B. 6 C. ln 6 D. Diverges
Mathematics
Use the FOIL method to find the product. Express the product in descending powers of the variable.(x - 7)(x + 12)
A. x2 + 4x - 84 B. x2 - 84x + 5 C. x2 + 5x + 4 D. x2 + 5x - 84
Mathematics
Without solving, determine the character of the solutions of the equation in the complex number system.x2 - 3x - 4 = 0
A. a repeated real solution B. two unequal real solutions C. two complex solutions that are conjugates of each other
Mathematics
Multiply. Simplify if possible.
? 
A. 
B. 
C. 
D. 
Mathematics