Day 225: MHT-CET Maths

1. A.
   $\dfrac{\pi}{3}, \dfrac{2\pi}{3}$
2. B.
   $\dfrac{\pi}{6}, \dfrac{5\pi}{6}$
3. C.
   $\dfrac{\pi}{4}, \dfrac{5\pi}{4}$
4. D.
   $\dfrac{5\pi}{12}, \dfrac{7\pi}{12}$

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1. A.
   $x^{2} + y^{2} = 4$
2. B.
   $x^{2} + y^{2} = 64$
3. C.
   $x^{2} + y^{2} = 32$
4. D.
   $x^{2} + y^{2} = 48$

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1. A.
   $a = e, b = 2$
2. B.
   $a = -e, b = 2$
3. C.
   $a = e, b = -2$
4. D.
   $a = -e, b = -2$

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1. A.
   $y+\sqrt{3}x+2-3\sqrt{3}=0$
2. B.
   $y-\sqrt{3}x+2+3\sqrt{3}=0$
3. C.
   $\sqrt{3}y-x+3+2\sqrt{3}=0$
4. D.
   $\sqrt{3}y+x-3+2\sqrt{3}=0$

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1. A.
   $0$
2. B.
   $2$
3. C.
   $[1 + (-1)^n]i^n$
4. D.
   $2i^n$

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