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If a and b are the roots of equation 2x²+4x-5=0then find a+b and ab |
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Answer» Answer: Step-by-step EXPLANATION: If alfa and beta are ROOTS of equation then we know that alfa + beta = -b/a = -4/2 = -2 a + b = -2 alfa x beta = c/a = -5/2 ab = -5/2 PLZ MARK ME BRAINLIEST |
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