Factor by grouping.x3 + 2x2 + 8x + 16
A. (x - 2)(x2 + 8)
B. (x + 2)(x2 + 8)
C. (x + 2)(x2 - 8)
D. (x + 2)(x + 8)
Answer: B
Mathematics
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Convert the measurement as indicated.1
gal to cups
A. 30 c
B. 7
c
C. 15 c
D. 60 c
Mathematics
Solve the quadratic equation by completing the square.x2 + 10x + 15 = 0
A. {5 - 
, 5 + 
}
B. {-10 + 
}
C. {-5 - 
, -5 + 
}
D. {5 + 
}
Mathematics
Convert. When necessary, round the answer to two decimal places.204 inches to feet
A. 68 B. 612 C. 1.42 D. 17
Mathematics
Identify the number as real, complex, pure imaginary, or nonreal complex. More than one of these descriptions may apply.?
A. real, complex B. complex, nonreal complex C. pure imaginary D. complex, pure imaginary
Mathematics