Question

the equation is 4x²+kx -1 =0 what we fill in the place of x so that our k =13

Answer 1

If k = 13 Therefore the equation will be 4x^2 + 13x-1 = 0  Using quadratic formula D = 13^2 - 4(4)(-1)    = 169 + 16    = 185  x = (-13 +_√D)/2(4)    = (-13+_√185)/8

Answer 2

❤❤Here is your answer ✌ ✌

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