aruhter5145 aruhter5145

28-03-2024
Mathematics

contestada

Dimitri is solving the following equation for x. 2x²-7=33 His first few steps are given below.
2x²=40
x²= 20
x= +-√20
Is it necessary for Dimitri to check his answers for extraneous solutions?
what specific ideas did ford express in his pardon?

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