Day 319: NDA Maths

1. A.
   2
2. B.
   3
3. C.
   4
4. D.
   zero

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1. A.
   -4
2. B.
   -3.5
3. C.
   -3
4. D.
   0

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1. A.
   [0,1]
2. B.
   $[\pi,\pi+1]$
3. C.
   $[\pi-1,\pi+1]$
4. D.
   $[\pi-1,\pi-1]$

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1. A.
   $2\pi$
2. B.
   $\pi$
3. C.
   $\frac{\pi}{2}$
4. D.
   The function is non-periodic

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1. A.
   $\cos^4 x + c$
2. B.
   $\sin^4 x + c$
3. C.
   $\frac{(1-\sin^2 x)^2}{4}+c$
4. D.
   $\frac{(1-\cos^2 x)^2}{4}+c$

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1. A.
   $-4$
2. B.
   $-2$
3. C.
   $2$
4. D.
   $4$

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