If 4x² - 2x + k is a perfect square, find the numerical value of k.
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k=1/4
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In this scenario,
a=4
b=−2
c=k
√b²−4ac=0
√(−2)²-(4×4×k) =0
√4-16k=0
4-16k=0
4=16k
4/16=k
0.25=k
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