Simplify the expression by combining like terms.-8wz + 23wz

A. 15wz
B. 31wz
C. wz
D. 15w2z2

Answer: A

Mathematics

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Solve the given trigonometric equation analytically (using identities when necessary for exact values when possible) for values of x for 0 ? x < 2?.cos 3x cos x + sin 3x sin x = 0

A. , , , 
B. , 
C.
D. , , 

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Mathematics

Evaluate.7 ? (8 - 15)2

A. -49 B. 343 C. -343 D. 49

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Mathematics

Provide an appropriate response.Simplify the expression: 6x2 + x - 5x + 2x2

A. 7x2 - 3x B. 4x3 C. 8x2 + 4x D. 8x2 - 4x

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Mathematics

If a firm is operating at its full capacity, future increases in sales will require _____.

A. it to attain economies of scale in its operations B. it to issue new long-term debt C. large amounts of new spontaneously generated funds to support expected growth D. additional fixed assets E. lumpy current assets to be purchased

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Mathematics