Use the horizontal line test to determine whether the function is one-to-one.
A. No
B. Yes
Answer: A
Mathematics
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Find Dxy.y = tanh 3x sech x
A. 3 sech23x sech x - tanh 3x tanh2x B. 3 sech23x sech x - tanh 3x sech x tanh x C. 3 sech 3x tanh 3x sech x - tanh 3x sech x tanh x D. 3 sech33x - tanh23x sech x
Mathematics
Find the indefinite integral.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Write the division problem using two other symbols.14 ÷ 2 = 7
A. 
= 7; 
B. 14 × 2 = 7; 14 - 2 = 7
C. 
= 14; 
D. 
= 7; 
Mathematics
Use the graph to solve the equation and the inequality.y1 = y2y1 ? y2(y1: dashed line, y2: solid line)
A. 6; {x
}
B. 7; {x
}
C. 8; {x
}
D. 8; {x
}
Mathematics