Solve this equation by taking the square roots 3x(2) -75=0

Please show the steps
30 POINTS

Consider symmetrically placed rectangular insulators with uniformly charged distributions of equal magnitude as shown. x y −−−−−− what is the direction of the net field at the origin?

Write a division equation you could use to find a, the number of miles ava is in charge of. what is the value of a? write your answer is simplist form

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.