Find the slope of the line through the pair of points.(-1, -4) and (-1, -8)
A. - 
B. - 
C. Undefined
D. -4
Answer: C
Mathematics
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Simplify the expression.j11
A. j B. 1 C. -1 D. -j
Mathematics
Find the real solutions, if any, of the equation. Use the quadratic formula.x2 - 4x - 7 = 0
A. {-2 + 
, -2 - 
}
B. {2 + 
, 2 - 
}
C. {2 + 
, 2 - 
}
D. {4 + 
, 4 - 
}
Mathematics
Solve the inequality. Give the solution set in both set-builder notation and graph form.x - 2 > 2 or x + 2 < 1
A. 
B. 
C. 
D. 
Mathematics
Solve each proportion for the given variable.
= 
Round to the nearest tenth.
A. 1.4 B. 72.5 C. 7.3 D. 0.1
Mathematics