If-1 is a zero of x²+ax-3, then find a
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Answer:
x²+ax-3=0
(-1)²+a(-1)-3=0
1-a-3=0
-a-2=0
-a=2
a=-2
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Hølá, úr answèr îs hérē
Solution:-x=-1 (given in the form of root)
→now, x²+ax-3=0
=>(-1)²+a(-1)-3=0
=>1-a-3=0
=>-2-a=0
=>a=-2 ✓✓✓
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