Question

4x^2-3kx+1 find the value of k​

Answer 1

4x² - 3kx + 1

a = 4 , b = -3k , c = 1

b² - 4ac = 0

( -3k )² - 4 ( 4 ) ( 1 ) = 0

9k² - 16 = 0

9k² = 16

k² = 16 / 9

k = +/- 4 / 3

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