Combine like terms when possible. -6b + 3b
A. 3b
B. -3b2
C. -3b
D. Cannot be simplified
Answer: C
Mathematics
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Find the area of the shaded region. y = x4 - 32
y = -x4
A. 
B. 
C. 
D. 
Mathematics
Find the value of the unknown coordinate so that the distance between the points is as given.(1.5, 2) and (0, y); distance is 2.5
A. y = 0, y = -0.5 B. y = -0.5, y = 4.5 C. y = 0, y = 3.5 D. y = 0, y = 4
Mathematics
Add or subtract as indicated. Write your answers in standard form.(6 + 8i) - (-5 + i)
A. 1 + 9i B. 11 - 7i C. -11 - 7i D. 11 + 7i
Mathematics
Find the exact value of the expression using a sum, difference, or double-angle identity.tan 
A. 
- 2
B. 2 - 
C. -2 - 
D. 2 + 
Mathematics