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Question #bef4d

1 Answer

Mar 5, 2017

#w = -1pmsqrt(5/6)#

Explanation:

Making #z=x^2# we get

#6z^2+7z-10=0# Solving for #z#

#z = {-2,5/6}#. Following with #z=x^2=5/6# contemplating only real solutions for #x#, we have now

#x^2=(w+1)^2=5/6# then

#w+1 = pm sqrt(5/6)# and finally

#w = -1pmsqrt(5/6)#

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