Determine whether the expression is a monomial. If it is a monomial, state the coefficient and degree.
A. monomial; coefficient 15; degree 1
B. not a monomial
C. monomial; coefficient 15; degree 0
D. monomial; coefficient 15; degree -1
Answer: B
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Find the torsion of the space curve.r(t) = 
i + 3tj + 
k
A. ? = - 
B. ? = 
C. ? = 
D. ? = 
Factor by grouping.30x2 - 18xy - 25xy + 15y2
A. (30x - 5y)(x - 3y) B. (6x + 5y)(5x - 3y) C. (6x - 5)(5x - 3) D. (6x - 5y)(5x - 3y)
Provide an appropriate response.Round 19.98 to the nearest whole number.
A. 19 B. 19.10 C. 20 D. 19.98 E. none of the above
Find all possible solutions to the problem.A rectangle has an area of 130 m2. Its length and width are whole numbers. What are the possibilities for the two numbers?
A. 1 and 130, 2 and 65, 4 and 30, 5 and 26, 10 and 13 B. 1 and 130, 2 and 65, 5 and 24, 10 and 13 C. 1 and 130, 2 and 65, 5 and 26, 10 and 13 D. 2 and 65, 5 and 26, 10 and 13