Add or subtract as indicated.(19s + 13t) + (15t - 3s)

A. 44st
B. 34s + 10
C. 22s + 28t
D. 16s + 28t

Answer: D

Mathematics

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Identify the specified numbers.The real numbers in the following list:, -6, , 6.3, -0.83, , , 

A. , -6, 6.3, -0.83, 
B. -6, 6.3, -0.83
C. , -6, , 6.3, -0.83, , , 
D. , -6, 6.3, -0.83

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Evaluate the expression. Write answer without exponents.84/3

A. 16 B. 64 C. 128 D. 32

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Decide whether the given sequence is finite or infinite.a1= 6; for 2 ? n ? 15, an= 7?an-1+ 4

A. Infinite B. Finite

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Find the area.

A. 450 in.2 B. 315 in.2  C. 540 in.2  D. 630 in.2 

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