Which of the following has two distinct real roots? (a) 2x²-3√2x+9/4=0 (b) x²+x-5=0 (c) x²+3x+2√2=0 (d) 5x²-3x+1=0
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the ans is (a, and c).
sathwikachetla:
Can u show how to do it
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