Find the sum of the series.
A.
B. -
C.
D. -
Answer: C
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Find the balance forward for the check stub.
A. $4,134.57 B. $3,224.46 C. $3,613.40 D. $4,277.92
Calculate the number of distinguishable strings that can be formed with the stated letters.1 c and 6 d's
A. 4 B. 6 C. 5 D. 7
Provide an appropriate response.(x + 6)(x - 2) =
A. x2 + 8x + 12 B. x2 + 8x - 12 C. x2 - 8x - 12 D. x2 + 4x - 12 E. x2 - 4x - 12
Solve the problem.In the formula A = Iekt, A is the amount of radioactive material remaining from an initial amount I at a given time t, and k is a negative constant determined by the nature of the material. A certain radioactive isotope decays at a rate of 0.3% annually. Determine the half-life of this isotope, to the nearest year.
A. 167 yr B. 100 yr C. 2 yr D. 231 yr