Tell whether the expression is a monomial. If it is, name the variable(s) and coefficient, and give the degree of the monomial.18x3
A. Monomial; variable x; coefficient 3; degree 18
B. Monomial; variable x; coefficient 18; degree 3
C. Monomial; variable x; coefficient 3; degree 0
D. Not a monomial
Answer: B
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Find the standard deviation. Round to one more place than the data.293, 171, 151, 127, 181, 265, 111, 129, 136
A. 68.3 B. 60.3 C. 63.9 D. 21.7
Solve the equation graphically.-0.7x - 0.8 = 2Values of -0.7x - 0.8
A. -4 B. 4 C. -2.2 D. -0.8
Rewrite the equation in standard form. Find the center or vertex. Identify the conic and sketch the curve.x2 + y2 - 12x - 2y + 28 = 0
A. circle; center (-6, -1);
(x + 6)2 + (y + 1)2 = 9
B. circle; center (-6, -1);
(x - 6)2 + (y - 1)2 = 9
C. circle; center (6, 1);
(x + 6)2 + (y + 1)2 = 9
D. circle; center (6, 1);
(x - 6)2 + (y - 1)2 = 9
Find a bound on the real zeros of the polynomial function.f(x) = x5 + 3x4 + 9x3 - 6x2 - 3x - 12
A. -13 and 13 B. -33 and 33 C. -10 and 10 D. - 12 and 12