Solve the system of equations by the substitution method. Check your solutions. For any dependent equations, write your answer in ordered pair form.
A. {(-6, -8)}
B. {(-6, 8)}
C. {(6, -8)}
D. {(6, 8)}
Answer: C
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Find the rectangular equation of the given polar equation.r = 2(sin ? - cos ?)
A. 2x2 + 2y2 + x - y = 0 B. 2x2 + 2y2 - x + y = 0 C. x2 + y2 + 2x - 2y = 0 D. x2 + y2 - 2x + 2y = 0
Write the number in fixed-point notation. Round your answer to 10 decimal places.
?
?
A. 0.0771604938 B. 0.0000007716 C. 0.0077160494 D. 0.6666666667 E. 0.0007716049
Solve the problem.Ben Franklin bequeathed $4000.00 to the city of Boston in 1790. Assuming the fund grew to 
in 200 years, find the interest rate compounded continuously that would yield this total value.
A. 4.1% B. 3.2% C. 6.3% D. 2%
Graph the function f by starting with the graph of y = x2 and using transformations (shifting, compressing, stretching, and/or reflection).f(x) = 5x2 - 2
A. 
B. 
C. 
D. 