Question

14) The minimum value of the expression x2 - x + 7 is




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Answer 1

Answer:

minimum Value comes at x = 1/2. putting x = 1/2 in expression, we get

${( \frac{1}{2} )}^{2} - \frac{1}{2} + 7 = \frac{1}{4} - \frac{1}{2} + 7 =$

$\frac{1 - 2 + 28}{4} = \frac{27}{4} \: \: ans.$