Express in standard notation.3(cos 60° + i sin 60°)
A. 
+ i
B. 
+ 
i
C. 
+ 
i
D. 
+ 
i
Answer: B
Mathematics
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Write ? or ? in the blank so that the resulting statement is true.{x | x is a tree} _____ {x | x is a spruce tree}
A. ? B. ?
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Calculate in decimal form. 7
+ 9.275
A. 9.275 B. 16.67 C. 16.65 D. 1.9
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Between the pair of numbers, insert the appropriate sign: <, =, or >.5
5
A. < B. = C. >
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Use the product rule to simplify. Write the results using exponents.The rectangle below has width 8x5 feet and length 4x6 feet. Find the area as an expression of x. 
A. 32x11 sq ft B. 12x12 sq ft C. 12x11 sq ft D. 32x12 sq ft
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