If f(x)=2x2+k, if x≥0-2x2+k, if x<0, then what should be the value of k so that f(x) is continuous at x = 0.

If $f (x) = \{\begin{cases} 2 x^{2} + k, i f x \geq 0 \\ - 2 x^{2} + k, i f x < 0 \end{cases}$ , then what should be the value of k so that f(x) is continuous at x = 0.

Matching exercise

Match the items on the right to the items on the left.

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