Solve the equation. Express radicals in simplest form.2x2 = 30

A. {16}
B. {-15, 15}
C. {-, }
D. {15}

Answer: C

Mathematics

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Evaluate the integral.

A.  + C
B.  + C
C.  + C
D.  + C

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Find the mode of the list of data.144 cm, 150 cm, 156 cm, 144 cm, 188 cm, 199 cm, 162 cm

A. 144 cm B. 156 cm C. 150 cm D. 96 cm

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Simplify the expression.(6 + )(10 - )

A. 60 + 10 - 6 - 5
B. 60t + 10 - 6 - 5
C. 60 + 10 + 6 + 5
D. 60t + 10 + 6 + 5

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Find the nth term {an} of the geometric sequence. When given, r is the common ratio.4, - 2, 1, - , , ...

A. an = 4 ? n + 1
B. an = 4 ? n-1
C. an = 4 ? n-1
D. an = 4 ? n

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Mathematics