Resolve into factors 9x^2+ 2+ 1/9x^2
Answers
Answered by
1
Step-by-step explanation:
81x*4+18x²+1=0
81x*4+18x²+1=0
x²(81x²+18x+1)=0
x2=0
x=0
81x²+18x+1=0
81x²+9x+9x+1=0
9x(9x+1)+1(9x+1)=0
x=-1/9
Answered by
0
HERE IS UR ANSWER DEAR,
9x² + 2 + (1/9) x²= 0
9x² +(1/9)x² = -2
(9+(1/9))x² = -2
(10/9)x² = -2
x² = -2 ( 9/10)
x² = -18/10
x² = -9/5
x = √4.5
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