Find a simplified difference quotient for the function.f(x) = 3x + 6
A. 3 + h
B. -3
C. 3
D. 3h
Answer: C
Mathematics
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Find the curvature of the curve r(t).r(t) = (9 + ln(sec t))i + (7 + t)k, -?/2 < t < ?/2
A. ? = cos t B. ? = -cos t C. ? = 1 - cos t D. ? = sin t
Mathematics
Determine the values of x for which the radical represents a real number.
A. -6 ? x ? -1, x > 4 B. x ? 0, 1 ? x ? 6 C. -6 ? x ? -1, 0 ? x < 4 D. -6 ? x ? -1, x ? 0
Mathematics
Find the prime factorization of the number.468
A. 34 ? 13 B. 23 ? 32 ? 13 C. 24 ? 13 D. 22 ? 32 ? 13
Mathematics
Find the center (h, k) and radius r of the circle. Graph the circle.x2 + y2 + 2x + 4y + 1 = 0
A. Center (-1, -2), r = 2
B. Center (1, 2), r = 2
C. Center (-1, 2), r = 2
D. Center (1, -2), r = 2
Mathematics