Simplify by combining pairs of like terms.-21p - 9p2 + 24p - 12p2
A. 3p + 21p2
B. -45p - 21p2
C. -3p - 21p2
D. 3p - 21p2
Answer: D
Mathematics
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Simplify the expression using the order of operations.(-5 - 5) ? (-4 + 2) - 54
A. -605 B. 625 C. 645 D. -2
Mathematics
Convert the units using two or three unit fractions.21,600 sec = 
day
A. 
B. 
C. 21
D. 
Mathematics
Without solving, determine the character of the solutions of the equation in the complex number system.4x2 - 8x + 4 = 0
A. a repeated real solution B. two unequal real solutions C. two complex solutions that are conjugates of each other
Mathematics
Add or subtract as indicated. Then simplify your answer if possible. Leave the answer in terms of sin ? and/or cos ?.
?
What will be an ideal response?
Mathematics