Find any excluded values. 

A. ± 
B. ± 
C.  
D. ± , 3


Answer: B

Mathematics

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Solve the problem.For what value of a is the volume of the tetrahedron formed by the coordinate planes and the plane  equal to 6?

A. a = 2
B. a = 4
C. a = 3
D. a = 

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Solve the inequality.ln (x + 8) > 3

A. x < e3 - 8 B. x > e3 - 8 C. x > e - 8 D. x > -8

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Use the sum-to-product formulas to rewrite the sum or difference as a product. ? cos 3? + cos 8? ?

A. ?
B. ?
C. ?
D. ?
E.

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Let ? ? Find the set .

What will be an ideal response?

Mathematics