Use the Intermediate Value Theorem to determine whether the polynomial function has a real zero between the given integers.f(x) = 2x3 - 10x - 3; between 2 and 3
A. f(2) = -7 and f(3) = 21; yes
B. f(2) = -7 and f(3) = -21; no
C. f(2) = 7 and f(3) = -21; yes
D. f(2) = 7 and f(3) = 21; no
Answer: A
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For each set described, write the set in roster form.{x|x is a natural number between 14 and 19}
A. {14, 15, 16, 17, 18} B. {15, 16, 17, 18, 19} C. {15, 16, 17, 18} D. {14, 15, 16, 17, 18, 19}
Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists. x + y + z + w = 8 3x + 2y + z + 4w = 214x + 4y + 5z + 8w = 302x + 3y + 6z + 9w = 15
A. {(5w + 11, -3w - 7, -3w + 4, w)} B. ? C. {(-6w + 3, 9w + 7, -4w - 2, w)} D. {(-3, 16, -6, 1)}
Evaluate dz.z = x3 - 7xy2 + 8y; x = 3, y = -3, dx = -0.03, dy = -0.02
A. -1.60 B. -4.75 C. -1.44 D. 0.08
Graph the rational number on a number line.1
A. 
B. 
C. 
D. 