Simplify using the rules for exponents. Use only positive exponents in your answer.
A. 8xy5
B. 8xy15
C. 8x29y15
D. 16xy15
Answer: B
Mathematics
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Solve.Answer the question true or false.72 + 92 = (7 + 9)2
A. True B. False
Mathematics
A value of sinh x or cosh x is given. Use the definitions and the identity 
to find the value of the other indicated hyperbolic function.sinh x = - 
, sech x =
A. 
B. - 
C. 
D. 
Mathematics
Solve.logx(256) = 4
A. 
B. {-4}
C. {4}
D. 
Mathematics
Find an equation for the ellipse described.Center at (0, 0); focus at (0, -3); vertex at (0, 4)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics