Provide an appropriate response.Which one of the following methods cannot be used to solve the equation 
A. Quadratic formula
B. Factoring
C. Completing the square
D. All of the methods can be used.
Answer: B
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Find the flux of the vector field F across the surface S in the indicated direction.F = x2y4i + yj - zk; S is the portion of the parabolic cylinder z = 9 - y2 for which 
and 3 ? x ? 5; direction is outward (away from the x-y plane)
A. 0 B. 108 C. 54 D. -108
Multiply. Write the answer in simplest form.
? 0 ? 
A. 0
B. 
C. 
D. undefined
Simplify the radical. Assume that all variables represent positive real numbers.- 
A. - 
B. Not a real number
C. 
D. 
A technician measured the power usage of six appliances and recorded the following results. src="https://sciemce.com/media/3/ppg__cognero__Section_15.6_Other_Average_Measurements_and_Percentiles__media__5dc6f4dd-2ab8-4ad1-93a7-79e25d5c76cf.GIF" style="vertical-align:-1px;" varid="variable_id_field" variablename="impvar_501a01b9082543c9a179d7f19" class="wirisformula" /> kW, 
kW, 
kW, 
kW, 
kW, 
kWWhat is the median measurement?
A. 
kW
B. 
kW
C. 
kW
D. 
kW
E. 
kW