Solve the quadratic equation- 64x2 -529=0, The product of two successive integral multiples of 5 is 300. Then the numbers are, Equation (x+1)2 – x2 = 0 has _____ real root(s)., A natural number, when increased by 12, equals 160 times its reciprocal. Find the number., If 1/2 is a root of the equation x2 + kx – (5/4) = 0 then the value of k is, The equation 2x² + kx + 3 = 0 has two equal roots, then the value of k is.

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