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Class 11 · Mathematics
→If (R={(2,5),(5,2),(3,4)}), why is (R) not symmetric?
Class 11 · Mathematics
→If R = {(1, 4), (4, 1), (2, 2)}, is R symmetric?
Class 11 · Mathematics
→If (R={(1,2),(2,1),(3,3)}), is (R) symmetric?
Class 11 · Mathematics
→If (R={(1,1),(2,2)}), why is (R) symmetric?
Class 11 · Mathematics
→If (A={1,2}) and (R=A\times A), is (R) symmetric?
Class 11 · Mathematics
→If (A={1,2,3}) and (R=\varnothing), is (R) symmetric?
Class 11 · Mathematics
→If A={1,2,3} and R={(1,2),(2,1),(2,3)}, why is R not symmetric?
Class 11 · Mathematics
→If A = {1, 2, 3} and R = {(1,1), (2,2), (3,3), (1,2), (2,1)}, is R a reflexive relation on A?
Class 11 · Mathematics
→If (R={(1,2),(2,1),(2,3),(3,2)}), which reverse pair is present with ( (2,3) )?
Class 11 · Applied Mathematics
→If R = {(1,2)}, why is R not symmetric?
Class 11 · Mathematics
→If (R={(1,2),(2,1)}), which reason supports symmetric property?
Class 11 · Mathematics
→If 8A=\{1,2\}9 and 8R=\{(1,2),(2,1)\}9, what is the inverse relation 8R^{-1}9?
Class 11 · Mathematics
→If (A={1,2,3,4}), (B={1,2,3,4}), and (R={(a,b):a+b\le5}), how many pairs in (R) have their inverse pair also in (R)?
Class 11 · Mathematics
→If (A={1,2,3,4}) and (B={1,2,3,4,5,6,7,8}), how many pairs ((a,b)) in (A\times B) satisfy (a\mid b) but not (b\mid a)?
Class 10 · Mathematics
→If α and β are roots of x² − 7x − 30 = 0, what is αβ + 4α + 4β?
Class 12 · Mathematics
→On real numbers, (a*b=3a+3b-2ab) is defined. Is this operation commutative?
Class 12 · Mathematics
→If (f:\mathbb{R}\setminus{0}\to\mathbb{R}), (f(x)=\ln(x^2)), why is (f) not one-one?
Class 12 · Mathematics
→If (f:[-2,2]\to\mathbb{R}) and (f(x)=x^2), what is the correct statement about (f)?
Class 12 · Mathematics
→If \(f:[-\pi,\pi]\to\mathbb{R}\), \(f(x)=\cos x\), choose the correct option.
Class 12 · Mathematics
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