Find the indicated term of the geometric sequence.6th term of -1, 3, -9, ...
A. a6 = -729
B. a6 = -243
C. a6 = 243
D. a6 = 729
Answer: C
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Use the distributive property to multiply. Then, if possible, simplify the resulting expression.4(a + b)
A. 4ab B. 8ab C. 4a + 4b D. 4a + b
Graph the pair of polar equations on a calculator, together on the same screen, and use the trace feature to estimate the polar coordinates of all points of intersection of the curves. Round to the nearest hundredth, if necessary.r = 7, r = 4 + 3 sin ?
A. (1.57, 7) B. (7, 1.57), (7, 4.712) C. (7, 3.14) D. (7, 1.57)
Determine a window that will provide a comprehensive graph of the polynomial function.y = 2x4 + 2x3 - 4x2 - 3x - 6
A. [-5, 5] by [-5, 5] B. [-2, 2] by [-10, -5] C. [-10, 10] by [-8, 8] D. [-3, 3] by [-10, 5]
Indicate whether the expression is a polynomial. If the polynomial has a specific name - monomial, binomial, or trinomial - give that name.8y4 + 3y3 + 
y3 - 0.7y + 6
A. trinomial B. binomial C. polynomial D. not a polynomial