Solve the problem.The product of a number and 8 less than the number is 65. Find the number.

A. -14 or 4
B. -4 or 14
C. -5 or 13
D. -13 or 5


Answer: C

Mathematics

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Simplify by taking the roots of the numerator and the denominator. Assume all variables represent positive numbers.

A. - 
B. - 
C.
D.

Mathematics

Write the expression in the form a + bi.

A.  + i
B. -  + i
C. -  - i
D.  - i

Mathematics

Perform the indicated operation. Simplify, if possible. + 

A.
B.  
C.  
D.  

Mathematics

Express as a sum of logarithms.log2 (4 ? 16)

A. log2 2 + log2 4 B. log2 4 + log2 16 C. log2 4 + log2 16 + log2 2 D. log42 + log162

Mathematics