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Find the least value of k for which the equation x²+kx+4=0 has real and equal roots |
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Answer» put b^2 - 4AC = 0 because the equation has REAL and equal roots so,k^2 -4×1+×4 =0k^2 -16 =0k^2 = 16k = √16k = 4plzzz follow me |
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