Solve the compound inequality and write the solution set using set-builder notation. Graph the solution set using a number line.2x + 1 ? 9 and x - 3 < 6
A. {x
< x < 9} 
B. {x
? 4}
C. {x
? x < 9} 
D. {x
< 9} 
Answer: C
Mathematics
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A. 0.336 lb B. 0.309 lb C. 0.285 lb D. 0.305 lb
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A. 1344 B. 224 C. 672 D. 168
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Find the exact value without using a calculator. cos 
A. 
B. - 
C. - 
D. undefined
Mathematics
Find the x- and y-intercepts of f.f(x) = (x + 6)(x - 2)(x + 2)
A. x-intercepts: -6, -2, 2; y-intercept: -24 B. x-intercepts: -2, 2, 6; y-intercept: 24 C. x-intercepts: -2, 2, 6; y-intercept: -24 D. x-intercepts: -6, -2, 2; y-intercept: 24
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