Perform the indicated operation.(4x6 + 8x5 - 3x4 + 5) + (7x6 - 3x5 - 4x4 - 9)
A. 9x30 - 4
B. 11x6 + 5x5 - 7x4 - 4
C. 11x12 + 5x10 - 7x8 - 4
D. 2x6 + 2x5 - 5x4 + 15
Answer: B
Mathematics
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Solve: 
- 
= 
A. 
B. 
C. 
D. 
Mathematics
Solve using the multiplication principle.- 
k = - 4
A. 1 B. 6 C. -2 D. 0
Mathematics
Use Heron's formula to find the area of the triangle. Round to the nearest square unit.a = 4, b = 10, c = 8
A. 17 B. 15 C. 38 D. 36
Mathematics
Multiply.(b - 10)(b2 + 10b + 2)
A. b3 - 20b2 - 98b - 20 B. b3 + 20b2 + 98b + 20 C. b3 + 102b + 20 D. b3 - 98b - 20
Mathematics