Simplify the rational expression. (Assume the denominator is nonzero.)

A.
B. - 
C.
D. - 


Answer: B

Mathematics

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FInd the tangential and normal components of the acceleration.r(t) = (t2 - 6)i + ( 2t - 2)j + 9k

A. a = T + N
B. a = T + N
C. a = T + N
D. a = T + N

Mathematics

Determine the number of significant digits in the given approximate number.800

A. 5 B. 1 C. 2 D. 4

Mathematics

Solve using the percentage formula.6% of 8800 is what number?

A. 528 B. 628 C. 5280 D. 6280

Mathematics

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

Mathematics