Find all replacements (less than the modulus) for the question mark that make the statement true.9 ? 4 ? ? (mod 7)
A. 2
B. 1
C. 6
D. 4
Answer: B
Mathematics
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Provide an appropriate response.
In the circuit represented by the diagram, find the total current It if Ic = 62 A. All units are in amps. 
A. 77.9 amps B. 47.2 amps C. 102.3 amps D. 49.3 amps
Mathematics
Determine whether the function satisfies a Laplace equation.f(x, y) = e-9y sin(-9x)
A. Yes B. No
Mathematics
Find the product.(6y - 5)(36y2 + 30y + 25)
A. 216y3 + 150y2 - 125 B. 216y3 - 125 C. 36y3 + 125 D. 216y3 + 125
Mathematics
Determine whether the graph is the graph of a function.
A. Function B. Not a function
Mathematics