Evaluate.-(-|-(-7)|)
A. -7
B. 7
C. -1
D. 1
Answer: B
Mathematics
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Find a parametrization for the line segment beginning at P1 and ending at P2.P1(-5, 2, -1) and P2
A. x = 5t - 5, y = 2, z = 
t - 1, 0 ? t ? 1
B. x = -5t, y = 2, z = - 
t + 1, 0 ? t ? 1
C. x = -5t, y = 2t, z = - 
t + 1, 0 ? t ? 1
D. x = 5t - 5, y = 2t, z = 
t - 1, 0 ? t ? 1
Mathematics
Simplify the polynomial by combining like terms: - 7r + 6t - s - 5r + 12s + 4t - t + 5s - r.
a.13r + 16s + 9t b. -13r -16s + 9t c. -13r + 16s + 9t d. -13r -16s -9t
Mathematics
Evaluate.Let a = 
. Find -5a.
A. 
B. 
C. 
D. 
Mathematics
Sketch the line with the given slope that passes through the indicated point.Slope = - 
; line passes through the point (4, 0)
A. 
B. 
C. 
D. 
Mathematics