Find the product.(-2 + x)(3x + 1)
A. 3x2 - 2x - 5
B. x2 - 5x - 5
C. 3x2 - 5x - 2
D. 3x2 - 6x - 2
Answer: C
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Provide an appropriate response.Show that the arc length of one petal of the rose 
is given by 2
and use this formula to help make a conjecture about the limit of such arc lengths as 
What will be an ideal response?
Identify the quadric surface by name. Find and describe the xy-, xz-, and yz-traces, when they exist.16x2 - 16y2 - z = 0
A. Elliptic paraboloid; xz-trace: 16x2 - z = 0 (parabola); yz-trace: 16y2 + z = 0 (parabola) B. Elliptic paraboloid; xz-trace: 16x2 - z = 0 (hyperbola); yz-trace: 16y2 + z = 0 (hyperbola) C. Elliptic cone; xz-trace: 16x2 - z = 0 (hyperbola); yz-trace: 16y2 + z = 0 (hyperbola) D. Hyperbolic paraboloid; xz-trace: 16x2 - z = 0 (parabola); yz-trace: 16y2 + z = 0 (parabola)
Factor the trinomial completely.x3 + 5x2 - 84x
A. x(x - 12)(x + 7) B. (x2 + 7)(x - 12) C. x(x + 12)(x - 7) D. (x2 + 12)(x - 7)
Write the number in scientific notation.2,012,310
A. 2.01231 × 107 B. 2.01231 × 10-6 C. 2.01231 × 101 D. 2.01231 × 106