3 years ago

Do you agree? explain why or why not

Mathematics

2 answers:

sertanlavr [38]3 years ago

7 0

Answer:

I do not agree with the student because there is no real solution.

Solving the equation only gives possible solutions, but you must check them in the original equation.

Checking the solution in the original equation shows that 4 is an extraneous solution.

castortr0y [4]3 years ago

3 0

No. when plugging 4 into the equation, 0 is not the final result. instead it is 6.

square root of 2(4)+1 = square root of 9 = 3

3+3 = 6
and 6 is not 0 so x cannot = 4

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