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If X equal to 2 by 3 is a solution of 15 X square + kx - 4 equal to zero find k |
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Answer» Step-by-step explanation: Given: X=2/3 Simply plot the value of x in the given EQUATION 15x^2 + Kx-4 • 15×(2/3)^2 + K(2/3) = 4 • 20/3 + 2K/3 =4 • 20+2K= 12 TAKE 2 COMMON • 2(10+K) = 12 • K = -4 Hope it helps you
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