Express as a sum of logarithms.log6(10x)
A. log6 10 + log6 x
B. log3 10 + log3 x
C. log6 10 - log6 x
D. log3 10 - log3 x
Answer: A
Mathematics
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Find d2y/dx2 without eliminating the parameter.x = 
, y = 
; t ? -1, 0, 1
A. 
B. 
C. 
D. 
Mathematics
Simplify the given expression.7(w - 6) + 7
A. 7w + 35 B. 7w - 49 C. 7w - 35 D. 7w + 49
Mathematics
Simplify the expression. Assume that all variables are positive.
? 
A. x4/11 B. x3/11 C. x19/28 D. x4/28
Mathematics
Use the discriminant to determine the number of real solutions of the equation.w2 + 2w + 8 = 0
A. 2 B. 1 C. No real solutions
Mathematics