one /(two *sqrt(two *x + three)*(two *x + four)*sqrt(atan(sqrt(two *x + three)))) = zero
1 divide by (2 multiply by square root of (2 multiply by x plus 3) multiply by (2 multiply by x plus 4) multiply by square root of ( arc tangent of gent of ( square root of (2 multiply by x plus 3)))) equally 0
one divide by (two multiply by square root of (two multiply by x plus three) multiply by (two multiply by x plus four) multiply by square root of ( arc tangent of gent of ( square root of (two multiply by x plus three)))) equally zero