Use the formula for the nth term of a geometric sequence to find the indicated term of the sequence with the given first term, a, and common ratio, r.Find a12 when a = 4, r = -3.
A. 2,125,764
B. -708,588
C. -29
D. -708,584
Answer: B
Mathematics
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Replace the Cartesian equation with an equivalent polar equation.x2 - y2 = 4
A. cos2? - sin2? = 4r B. r2 cos 2? = 4 C. r cos 2? = 4 D. cos2? - sin2? = 4
Mathematics
Use the vertex and intercepts to sketch the graph of the quadratic function.f(x) = 1 - (x + 1)2 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Find the APR on an add-on loan of $15,000 at 8% interest compounded monthly for three years.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Perform the indicated operation and simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics