Use grouping to factor the polynomial.x3 + 5x2 - 8x - 40
A. (x3 - 8x)(x + 5)
B. (x2 + 5)(x - 8)
C. (x2 - 8)(x + 5)
D. (x2 - 8)(x - 5)
Answer: C
Mathematics
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bounded by the coordinate planes and the plane 
.
A. 
B. 
C. 42
D. 
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Provide an appropriate response.Find the polar coordinates of a vector in standard notation that has rectangular coordinates of (1, 4).
A. (4.1, 76.0°) B. (1.4, 48.6°) C. (1.7, 76.0°) D. (4.1, 14.0°)
Mathematics
On the real number line, label the points with the given coordinates.-4.75, -2, 0, 2.25 
A. 
B. 
C. 
D. 
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Solve the formula for the indicated variable.I = Prt, for P
A. P = r - It
B. P = 
C. P = 
D. P = 
Mathematics