Solve.
|7x + 1| = x + 7
–1, 1
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Find the length and direction (when defined) of u × v.u = 3i - 6i + 8k, v = 0
A. 
; 
(3i - 6i + 8k)
B. 0; 
(3i - 6i + 8k)
C. 0; 0
D. 0; 3i - 6i + 8k
Add the polynomials.(5x6 - 2x3 - 3) + (5x6 + 6x3 - 8)
A. 10x6 + 4x3 - 11 B. 4x6 - 11x3 + 10 C. 3x9 D. 2x6 + 11x3 - 10
Identify the equation as a parabola, circle, ellipse, or hyperbola.3x = 2y2 - 33
A. Hyperbola B. Parabola C. Ellipse D. Circle
Write the sample space for the given experiment.For the purposes of a public opinion poll, respondents are classified as male or female and as high income, middle income, or low income.
A. {female, male, high income, middle income, low income } B. {(female, high income), (female, middle income), (female, low income), (male, high income), (male, middle income), (male, low income) } C. {(female, high income), (female, low income), (male, high income), (male, middle income)} D. 6