Find the least common multiple.2a - 4,  a2 - 2a 

A. 2a2 - 2
B. 2a - 2
C. 2a2 - 4
D. 2a(a - 2)


Answer: D

Mathematics

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Identify the form of the argument and state whether the argument is valid or invalid.If the bell rings, then we answer the door.The bell rings.  Therefore, we answer the door.

A. Disjunctive syllogism; valid B. Fallacy of the converse; invalid C. Fallacy of the inverse; invalid D. Law of detachment; valid

Mathematics

Provide an appropriate response.Identify a, b, and c after arranging the equation in standard form:x - x2 = 

A. a = b, = c = 
B. a = b, = c = 
C. a = -1, b, = 2, c = 4
D. a = b, = c = 

Mathematics

For the given functions f and g, find the requested function.f(x) = x2 - x + 5; g(x) = x3 + x2 + xFind (f + g)(x).

A. x3 + x2 + x + 5
B. 2x3 - x2 + 6x
C. 2x3 - x2 + 6x
D. x3 + x2 + x + 5

Mathematics

Convert the first rational expression into an equivalent one that has the indicated denominator. , 

A.
B.
C.
D.

Mathematics