Evaluate the determinant.

A. 175
B. -175
C. -707
D. 947


Answer: A

Mathematics

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Solve the problem.The number of years since two independently evolving languages split off from a common ancestral language is approximated by  where r is the percent of words from the ancestral language common to both languages now. What is N if  Round to the nearest year.

A. 281 years B. 2811 years C. 20,215 years D. 2022 years

Mathematics

Add or subtract as indicated. Write the answer in simplest form.4s - 

A.
B.
C.
D.

Mathematics

Perform the indicated operation.-79 + (-42)

A. 121 B. -37 C. -121 D. 37

Mathematics

Determine whether the first number is divisible by the second number.5434; 22

A. Yes B. No

Mathematics