SOLUTION: can you please help me solve the question:
determeine the vales for the variables for which the expression is defined as a real number
square of 3X^3-27X
Algebra.Com
Question 92533: can you please help me solve the question:
determeine the vales for the variables for which the expression is defined as a real number
square of 3X^3-27X
Answer by chitra(359) (Show Source): You can put this solution on YOUR website!
square of 3X^3-27X
This can be written as:
For the above expression to be valid and defined on real numbers we equate it to zero.
= 0
= 0
==>
==> one x term gets calcelled out
==>
==>
==> Squaring both sides, we get:
thus the solution
Regards
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