Check whether x= -√2 , -2√2 are roots of x 2+ √2x-4 =0
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0
Answer:
No they are not the zeroes of the polynomial
Answered by
2
Answer:
Here,
if x=-√2
then,
2x+√2x-4=0
= >2×(-√2) +√2 -4 =0
=>-2√2+√2-4=0
= >-√2 -4=0
therefore, -√2 is not the root of the given equation .
again if x= -2√2 , then
2x+√2x-4 =0
=> 2× -2√2 + √2×(-2√2)-4=0
=> -4√2 -4-4=0
=> -4√2-8=0
therefore -2√2 is also not the root of the given equation.
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