Solve the equation by completing the square.8x2 - 3x + 1 = 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the equation.
= 1 - 
A. 0, -5 B. No solution C. 1, 5 D. 0, 7
Mathematics
Find the mass of the wire that lies along the curve r and has density ?.C1: r(t) = (3 cos t)i + (3 sin t)j, 0 ? t ? 
;C2: r(t) = 3j + tk, 0 ? t ? 1; ? = 3t3
A. 
units
B. 
units
C. 
?3 units
D. 
?3 units
Mathematics
Determine if the type of relation is linear, nonlinear, or none.
A. none B. linear C. nonlinear
Mathematics
Multiply.(7x + 10y)2
A. 7x2 + 140xy + 100y2 B. 49x2 + 140xy + 100y2 C. 7x2 + 100y2 D. 49x2 + 100y2
Mathematics