Solve the equation.t2 + 9 = -6t
A. 3
B. -3
C. -3, 3
D. 0, -3
Answer: B
Mathematics
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Translate the equation into a sentence by using the phrase "varies directly" or "varies inversely". x = k
A. x varies inversely as the square root of t. B. x varies directly as the square of t. C. t varies directly as the square root of x. D. x varies directly as the square root of t.
Mathematics
Determine if the matrix is in row-echelon form.
A. Yes B. No
Mathematics
Solve the equation.6x2/5 + 13x1/5 + 5 = 0
A. 
B. 
C. {3, 2}
D. 
Mathematics
Find the nth term {an} of the geometric sequence. When given, r is the common ratio.4, - 2, 1, - 
, 
, ...
A. an = 4 ? 
n + 1
B. an = 4 ? 
n-1
C. an = 4 ? 
n-1
D. an = 4 ? 
n
Mathematics