Write the expression using only the indicated logarithms.log3 x using natural logarithms
A. ln x + ln 3
B. 
C. ln x ? ln 3
D. 
Answer: B
Mathematics
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Use the fundamental identities to find the value of the trigonometric function.Find tan ? if cos ? = 
and ? is in quadrant IV.
A. - 
B. - 
C. - 
D. 2
Mathematics
Draw the angle in standard position.-150°
A. 
B. 
C. 
D. 
Mathematics
For the functions f(x) and g(x), determine the domain of (f/g)(x) (the quotient of f and g).f(x) = 
, g(x) = 10 - x
A. {x ? x is a real number and x ? 10} B. {x ? x is a real number and x ? 3} C. {x ? x is a real number and x ? -3 and x ? -10} D. {x ? x is a real number and x ? 3 and x ? 10}
Mathematics
Factor completely. If the polynomial is prime, so state.x2 + 3xy - 40y2
A. (x + 8y)(x - 5y) B. (x - 8y)(x + y) C. (x - 8y)(x - 5y) D. prime
Mathematics