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If X plus a is a zero of polynomial 2X square plus3 a X plus one, find the value of a. |
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Answer» Answer: X+a=0 x= -a p(x):-2x^2+3ax+1=0 p(-a):-2(-a)^2+3a(-a)=0 :-2a^2+3a^2=0 :-5a^2=0 1 :-a^2 =---- / 1 :-a= /----- √ 5 :- a=0.2 please rate and follow me stay home stay safe |
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