Identify the pairs of complementary or supplementary angles, as indicated.Complementary
A. ?FCB & ?FCA; ?BCD & ?DCA
B. ?ECF & ?DCE
C. ?BCD & ?DCE; ?ACF & ?FCE
D. ?BCE & ?ECA
Answer: C
Mathematics
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Find the unit vector that has the same direction as the vector v.v = -5i - 12j
A. u = -65i - 156j
B. u = - 
i - 
j
C. u = - 
i - 
j
D. u = 
i + 
j
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Translate the phrase; then simplify.Find the quotient of -12 and -2.
A. -7 B. -6 C. 7 D. 6
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Divide and then interpret the remainder.A certain company has budgeted 
for new cars. If the cars cost an average of 
, how many cars can be purchased?
A. 27 cars with $6628 left over B. 26 cars with $6526 left over C. 25 cars with $6552 left over D. 27 cars with $6654 left over
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Determine whether the equation defines y as a function of x. y = 
A. function B. not a function
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