Add or subtract. Simplify by combining like radical terms, if possible. Assume all variables and radicands represent positive real numbers.4  + 4 

A. 28x
B. 7 
C. 4 
D. 28 


Answer: D

Mathematics

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Express the number as the ratio of two integers.0.724724 . . .

A.  
B.  
C.  
D.

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Solve the problem.To find the distance AB across a river, a distance BC of 1190 m is laid off on one side of the river. It is found that B = 110.8° and   Find AB. Round to the nearest meter.

A. 308 m B. 257 m C. 260 m D. 311 m

Mathematics

Solve.Given that loga6 = 0.778, and loga5 = 0.699, find loga62.

A. 1.556 B. 0.605 C. 0.544 D. 1.477

Mathematics

Answer the question.Which of the following statements are true?I: If F1 and F2 are 5 dimensional flats in ?7, then the dimension of F1 ? F2 could have a dimension of 6.II: If F1 and F2 are strictly separated, then F1 ? F2 = ?.

A. I B. II C. Neither I or II D. Both I and II

Mathematics