Solve the equation. Don't forget to first simplify each side of the equation, if possible.4(y + 5) = 5(y - 6)
A. -10
B. 10
C. 50
D. -50
Answer: C
Mathematics
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Find a function of the form y = sin bx given the period.
A. y = sin 
x
B. y = sin 3?x
C. y = sin 3x
D. y = sin 6?x
Mathematics
Use the product rule to simplify the expression. Assume that the variables can be any real number.
A. (x + y)6/5 B. (x + y)5/6 C. (x5 + y5)1/6 D. (x6 + y6)1/5
Mathematics
Find the domain of the function.
A. {x|x ? 0} B. {0} C. {x|x ? 0} D. all real numbers
Mathematics
How many distinguishable permutations of letters are possible in the word?TENNESSEE
A. 362,880 B. 7560 C. 3780 D. 81
Mathematics