Q.3 Find value of k if 2x-9x+xk is exactly divisible by 1-5x
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Answer:
K= 7
Step-by-step explanation:
1-5x = 0
x= 1/5
putting values of x in equation
2(1/5) - 9(1/5) + 1/5 (k)
after taking LCM
-7+k/5 = 0
-7+k=0
Therefore, value of k = 7
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