Day 126: NDA Maths

1. A.
   3
2. B.
   4
3. C.
   5
4. D.
   6

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1. A.
   $(a+b)^{2}$
2. B.
   $(a-b)^{2}$
3. C.
   $a^{2}+b^{2}$
4. D.
   $|a^{2}+b^{2}|$

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1. A.
   $\langle 1,1,1\rangle$
2. B.
   $\langle 1,0,0\rangle$
3. C.
   $\langle 0,1,0\rangle$
4. D.
   $\langle 0,0,1\rangle$

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1. A.
   $\frac{1}{2}$
2. B.
   1
3. C.
   2
4. D.
   4

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1. A.
   $\frac{1}{2\sqrt{2x}}$
2. B.
   $\frac{3}{\sqrt{2x}}$
3. C.
   $\frac{3}{2\sqrt{2x}}$
4. D.
   $\frac{3}{4\sqrt{2x}}$

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