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NAT

REVIEW2016

MATH 10

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1. The sequence 56,28, 14, 7, … is ____?

a. arithmeticb. geometric

c. harmonicd. fbonacci

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$. or the arithmeticsequence # 4, " 1.5,1, $.5, . . . , fnd the

t21.  a. 4$. 5

 b. 46 c. 48. 5

d. 51

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5. or the geometric

sequencefnd t(

a. c.

b. d.

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6. ind the geometricmean o) 1' and 4'.

a. 15

b. 2'c. 25

d. $'

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7. *rite the series

in e!+anded )orm.

a. 1 2 4b. 1 2 4 8

c. # 2 ' 2 4d. ' 2 4 6

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8. *rite the series 47

41 $5 . . . 5using the sigma

notation.

a. c. b. d.

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(. ind the sum o) the

arithmetic series

a. (84

b. 1 '''c. 1 '25d. 2 '5'

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1'. ind the sum o) thegeometric series&ith n - 7, r - " 2,

andt1 - 5.

a. # 1'5b. 215

c $15