Solve the equation.8(x + 4) + 3 = 4 + 7x
A. - 31
B. 39
C. 31
D. 3
Answer: A
Mathematics
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Determine whether the given function satisfies Laplace's equation.f(x, y, z) = 8x2 - 5y2 - 3z2
A. Yes B. No
Mathematics
Solve the problem.You are sitting in a classroom next to the wall looking at the blackboard at the front of the room. The blackboard is 13 ft long and starts 3 ft from the wall you are sitting next to. Show that your viewing angle is ? = cot-1 
- cot-1 
.
What will be an ideal response?
Mathematics
Divide.
÷ 
A. - 
B. -15
C. - 
D. - 
Mathematics
Solve the logarithmic equation. Round to four decimal places.ln(3x + 1) = 1.4
A. {1.6851} B. {1.0184} C. {0.3517} D. {-0.2212}
Mathematics