Perform the indicated operation. Write the answer in standard form.7i(3i)

A. -10
B. 10
C. -21
D. 21


Answer: C

Mathematics

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Find the extreme values of the function subject to the given constraint.      

A. Maximum: 30 at    minimum: 24 at  
B. Maximum: none; minimum: 24 at  
C. Maximum: none; minimum: 30 at  
D. Maximum: 51 at    minimum: 30 at  

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Find the modulo class to which the number belongs for the given modulo system.69, mod 16

A. 5 B. 10 C. 13 D. 8

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Solve the problem.There were 35,000 people at a ball game in Los Angeles. The day's receipts were $301,000. How many people paid $13 for reserved seats and how many paid $6 for general admission?

A. 22,750 people paid $13 and 12,250 people paid $6 B. 12,250 people paid $13 and 22,750 people paid $6 C. 13,000 people paid $13 and 22,000 people paid $6 D. 22,000 people paid $13 and 13,000 people paid $6

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Solve the problem.A rectangular plot has area 126 square yards with a perimeter of 46 yards. What is the length of one of the longer sides?

A. 13 yards B. 12 yards C. 14 yards D. 16 yards

Mathematics