For the compound inequality, decide whether intersection or union should be used. Then give the solution set in both interval and graph forms.x ? -5 and x < 10
A. Intersection; ?
B. Union; (-?, ?)
C. Intersection; (-5, ?)
D. Intersection; [-5, 10)
Answer: D
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Use the following definitions to translate the statement into words. p: The monitor is included. q: The color printer is optional. r: The zip drive is extra.q ? (~p ? r)
A. If the color printer is not optional, then the monitor is not included and the zip drive is extra. B. If the color printer is optional, then the monitor is not included and the zip drive is extra. C. The color printer is not optional if and only if the monitor is not included and the zip drive is extra. D. The color printer is optional if and only if the monitor is not included and the zip drive is extra.
Solve the system by graphing. Check the coordinates of the intersection point in both equations.
A. {(x,y) 
}
B. ?
C. {(6, 2)}
D. {(2, 6)}
Use the quadratic formula to find the exact solutions.x2 + 35 = 5x
A. 
± 
i
B. -5, 5
C. 0, 5
D. 
± 
i
Solve using the substitution method. Use a graphing calculator to check your answer. 8x + 5y = 58x + 5y = 13
A. (1, 1) B. (8, 5) C. No solution D. Infinitely many solutions