Find the expression that is equivalent to the given rational expression.- 

A.
B.
C.
D. - 

Answer: A

Mathematics

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What is f2 in the circuit below when R1 = 1 Kê, R2 = 4 Kê, C1 = 0.1 æF, C2 = 700 pF, and E = 20 V?

a. 390 KHz b. 284 KHz c. 169 KHz d. 71 KHz e. 57 KHz

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Mathematics

Provide an appropriate response.Determine whether the given conditions are sufficient to prove that ?DEF ? ?PQR. Justify your answer.  ? ,  ? ,  ? 

style="vertical-align: -4.0px;" /> A. Conditions are insufficient. B. Yes; SSS C. Yes; SAS D. Yes; CPCTC

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Mathematics

Find the perimeter of the polygon.

A. 80 m B. 91 m C. 108 m D. 95 m

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Mathematics

Determine whether the sequence is arithmetic.an = -3n- 8

A. Arithmetic B. Not arithmetic

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Mathematics