Add or subtract.(6 + 9i) - (-2 + i)
A. -8 - 8i
B. 8 + 8i
C. 8 - 8i
D. 4 + 10i
Answer: B
Mathematics
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Provide an appropriate response.Write 
as a whole or mixed number in lowest terms.
A. 25
B. 
C. 
D. 
Mathematics
Solve by completing the square.x2 + 8x = 7
A. 4 + 
B. -4 ± 2
C. -1 ± 
D. -4 ± 
Mathematics
Graph the polynomial function. Factor first if the expression is not in factored form.f(x) = 2x(x + 2)2
A. 
B. 
C. 
D. 
Mathematics
Write the decimal in words.8.4
A. eight and four tenths B. eight and four millionths C. eight and four thousandths D. eight and four hundredths
Mathematics