Find the eccentricity e of the hyperbola.x2 - y2 = 49
A. 
B. 1
C. 0
D. 
Answer: A
Mathematics
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Solve.The volume V of a given mass of gas varies directly as the temperature T and inversely as the pressure P. If 
when 
and 
what is the volume when 
and 
A. 370 in.3 B. 330 in.3 C. 360 in.3 D. 350 in.3
Mathematics
Use half-angle identities to find the exact value of the expression.tan 
A. 
B. 2 + 
C. 
D. 2 - 
Mathematics
Graph the rational function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Multiply and divide fractions. Assume all denominators are nonzero.
Mathematics