Day 264: MHT-CET Maths

1. A.
   20
2. B.
   -200
3. C.
   200
4. D.
   -20

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1. A.
   $p \leftrightarrow q$
2. B.
   $(p \vee q) \wedge \sim(p \wedge q)$
3. C.
   $\sim p \vee \sim q$
4. D.
   $p \wedge q$

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1. A.
   $\cos x = ccosecy$, where c is the constant of integration.
2. B.
   $\sin x = c\sec y$, where $c$ is the constant of integration.
3. C.
   $\sin x = x\cos y$, where c is the constant of integration.
4. D.
   $\cos x = csiny$, where c is the constant of integration.

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1. A.
   $25\hat{i} + 19\hat{j} - 21\hat{k}$
2. B.
   $-25\hat{i} + 19\hat{j} - 21\hat{k}$
3. C.
   $-25\hat{i} + 19\hat{j} + 21\hat{k}$
4. D.
   $25\hat{i} + 19\hat{j} + 21\hat{k}$

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1. A.
   $\dfrac{25}{(10)^6}$
2. B.
   $\dfrac{35}{(10)^6}$
3. C.
   $\dfrac{45}{(10)^6}$
4. D.
   $\dfrac{55}{(10)^6}$

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