Find the character of the roots.5 + 4z2 = 8z
A. Two different rational solutions
B. Two different irrational solutions
C. Two different imaginary solutions
D. Exactly one rational solution
Answer: C
Mathematics
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Evaluate the determinant by expansion by minors.
A. -21 B. 29 C. -15 D. 15
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Evaluate the expression.3-2
A. -9
B. 9
C. 
D. 
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Find the distance that the particle travels in the first 3 seconds (from t = 0 to t = 3 ).
A particle is initially at the origin. Its velocity, in meters per second, at any time t , t ? 0 , is given by v (t ) = t 2 + 2t .
Mathematics
Solve.x2 + y2 = 13x - y = 1
A. (2, 3), (3, 2) B. (-2, -3), (3, 2) C. (2, -3), (3, -2) D. (-2, 3), (-3, 2)
Mathematics