MHT CET · Maths · Mathematical Reasoning
If statement \(\mathrm{p}\) and \(\mathrm{q}\) are true and \(\mathrm{r}\) and \(\mathrm{s}\) are false, then truth values of \(\sim(\mathrm{p} \rightarrow \mathrm{q}) \leftrightarrow(\mathrm{p} \wedge \mathrm{s})\) and \((\sim \mathrm{p} \rightarrow \mathrm{q}) \wedge(\mathrm{r} \leftrightarrow \mathrm{s})\) are respectively.
- A F, F
- B T, T
- C T, F
- D F, T
Answer & Solution
Correct Answer
(B) T, T
Step-by-step Solution
Detailed explanation
\(\begin{aligned} & \sim(\mathrm{p} \rightarrow \mathrm{q}) \leftrightarrow(\mathrm{r} \wedge \mathrm{s}) \\ & \equiv \sim(\mathrm{T} \rightarrow \mathrm{T}) \leftrightarrow(\mathrm{F} \wedge \mathrm{F}) \\ & =\sim(\mathrm{T}) \leftrightarrow \mathrm{F} \equiv \mathrm{F} \leftrightarrow \mathrm{F} \equiv \mathrm{T} \\ & \text { Also }(\sim \mathrm{P} \rightarrow \mathrm{q}) \wedge(\mathrm{r} \leftrightarrow \mathrm{s}) \\ & \equiv(\sim \mathrm{T} \rightarrow \mathrm{T}) \wedge(\mathrm{F} \leftrightarrow \mathrm{F}) \\ & \equiv(\mathrm{F} \rightarrow \mathrm{T}) \wedge(\mathrm{T}) \equiv \mathrm{T} \wedge \mathrm{T} \equiv \mathrm{T}\end{aligned}\)
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Maths
- \(\int \frac{\sin 2 x \cos 2 x}{\sqrt{4-\cos ^4 2 x}} \mathrm{~d} x=\)MHT CET 2025 Medium
- The area bounded by the parabola \(y=x^2\) and the line \(y=x\) isMHT CET 2021 Hard
- Let \(S\) be a non-empty subset of \(\mathbb{R}\). Consider the following statement:
p : There is a rational number \(x \in \mathrm{~S}\) such that \(x\gt0\).
Which of the following statements is the negation of the statement p?MHT CET 2024 Medium - If \(\lim _{x \rightarrow 1} \frac{x^2-a x+b}{(x-1)}=5\), then \((a+b)\) is equal toMHT CET 2022 Easy
- The approximate value of \(\log _{10} 99\) is \(\quad\left(\right.\) Given \(\log _{10} \mathrm{e}=0.4343\) )MHT CET 2020 Easy
- A manufacturer produces \(x\) items per week at a total cost of Rs \(\left(x^2+78 x+2500\right)\). The price per unit is given by \(8 x=600-\mathrm{p}\) where ' p ' is the price of each unit. Then the maximum profit obtained isMHT CET 2025 Medium
More PYQs from MHT CET
- Which of the following is an example of ionic solid?MHT CET 2022 Hard
- Which among the following statement is TRUE about isotones?MHT CET 2022 Easy
- Identify the set of correct statement regarding Morgan's experiment on Drosophila.
i. 'X' chromosome of Drosophila male show complete linkage.
ii. The number of linkage groups corresponds to the diploid number of chromosomes.
iii. Drosophila melanogaster has 4 linkage groups.
iv. The term crossing over was coined by Morgan.
v. The phenomenon of crossing over is by and large universal (except in
Drosophila)MHT CET 2024 Medium - The quantity \(\frac{\mathrm{PV}}{\mathrm{KT}}\) represents \((\mathrm{K}=\) Boltzmann constant)MHT CET 2020 Easy
- 2 moles of an ideal gas are expanded isothermally and reversibly from 20 L to 40 L at 300 K . Calculate work done. ( \(\mathrm{R}=8.314 \mathrm{~J} \mathrm{~K}^{-1} \mathrm{~mol}^{-1}\) )MHT CET 2024 Easy
- If the Cartesian equation of a line is \(6 x-2=3 y+1=2 z-2\), then the vector equation of the line isMHT CET 2023 Easy