Convert the polar equation to a rectangular equation.r = 
A. 17x2 + 16y2 - 16x - 64 = 0
B. 16x2 + 16y2 + 16x - 64 = 0
C. 15x2 + 16y2 + 16x - 64 = 0
D. 16x2 + 15y2 + 16y - 64 = 0
Answer: C
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Identify equilibrium values and determine which are stable and which are unstable.
= (y + 2)(y + 1)
A. y = 2 is a stable equilibrium value and y = 1 is an unstable equilibrium. B. y = 1 is a stable equilibrium value and y = -2 is an unstable equilibrium. C. y = -2 is a stable equilibrium value and y = 1 is an unstable equilibrium. D. y = -1 is a stable equilibrium value and y = 2 is an unstable equilibrium.
Simplify the expression.j16
A. j B. 1 C. -j D. -1
Solve.The formula C = 
(F - 32) expresses the relationship between Fahrenheit temperature, F, and Celsius temperature, C. Use the formula to convert 68°F to its equivalent temperature on the Celsius scale.
A. 4°C B. 56°C C. 65°C D. 20°C
Write the expression with only positive exponents and evaluate if possible. Assume all variables represent nonzero real numbers.-(-9)0
A. -1 B. 1 C. 0 D. 9