Question Number 35848 by rahul 19 last updated on 24/May/18
![Find no. of points of discontinuity of : f(x)= cos ∣x∣ + ∣cos x∣ + ∣cos x∣^(2/3) + ∣cos x∣^(5/3) in the interval [−2,3].](Q35848.png)
$${Find}\:{no}.\:{of}\:{points}\:{of}\:{discontinuity} \\ $$$${of}\:: \\ $$$${f}\left({x}\right)=\:\mathrm{cos}\:\mid{x}\mid\:+\:\mid\mathrm{cos}\:{x}\mid\:+\:\mid\mathrm{cos}\:{x}\mid^{\frac{\mathrm{2}}{\mathrm{3}}} \:+\:\mid\mathrm{cos}\:{x}\mid^{\frac{\mathrm{5}}{\mathrm{3}}} \\ $$$${in}\:{the}\:{interval}\:\left[−\mathrm{2},\mathrm{3}\right]. \\ $$
Commented by rahul 19 last updated on 25/May/18
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