1
JEE Main 2020 (Online) 3rd September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
2$$\pi $$ - $$\left( {{{\sin }^{ - 1}}{4 \over 5} + {{\sin }^{ - 1}}{5 \over {13}} + {{\sin }^{ - 1}}{{16} \over {65}}} \right)$$ is equal to :
A
$${{7\pi } \over 4}$$
B
$${{5\pi } \over 4}$$
C
$${{3\pi } \over 2}$$
D
$${\pi \over 2}$$
2
JEE Main 2020 (Online) 3rd September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The proposition p $$ \to $$ ~ (p $$ \wedge $$ ~q) is equivalent to :
A
($$ \sim $$p) $$ \vee $$ q
B
q
C
($$ \sim $$p) $$ \wedge $$ q
D
($$ \sim $$p) $$ \vee $$ ($$ \sim $$q)
3
JEE Main 2020 (Online) 3rd September Morning Slot
Numerical
+4
-0
Change Language
Let A = $$\left[ {\matrix{ x & 1 \cr 1 & 0 \cr } } \right]$$, x $$ \in $$ R and A4 = [aij].
If a11 = 109, then a22 is equal to _______ .
Your input ____
4
JEE Main 2020 (Online) 3rd September Morning Slot
Numerical
+4
-0
Change Language
The value of $${\left( {0.16} \right)^{{{\log }_{2.5}}\left( {{1 \over 3} + {1 \over {{3^2}}} + ....to\,\infty } \right)}}$$ is equal to ______.
Your input ____
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