| 2022-10-26 | Which group of elements could be placed in Mendeléev's Periodic Table without disturbing the orig... |
| 2022-10-26 | The function \( F(x)=\frac{9 x}{5}+32 \) is the formula to convert \( x^{\circ} \mathrm{C} \) to... |
| 2022-10-26 | Draw the possible isomers of the compound with molecular formula C_3H_6O and also give their elec... |
| 2022-10-26 | Let \( A=\{-1,0,1,2\} \) and \( B=\{2,3,4,5\} \). Find which of the following are functions from... |
| 2022-10-26 | Look at Figure and answer the following questions
(a) What change would you observe in the calciu... |
| 2022-10-26 | Let \( f: R \rightarrow R: f(x)=x^{2}+1 \). Find,\( f^{-1}\{-3\} \). |
| 2022-10-26 | Let \( X=\{1,2,3,4\}, Y=\{1,5,9,11,15,16\} \)
and \( f=\{(1,5),(2,9),(3,1),(4,5),(2,11)\} \).
Ar... |
| 2022-10-26 | The function \( F(x)=\frac{9 x}{5}+32 \) is the formula to convert \( x^{\circ} \mathrm{C} \) to... |
| 2022-10-26 | Esters are sweet-smelling substances and are used in making perfumes. Suggest some activity and t... |
| 2022-10-26 | Let \( f: R \rightarrow R: f(x)=2^{x} \).
Find out whether \( f(x+y)=f(x) \cdot f(y) \) for all ... |
| 2022-10-26 | If \( f(x)=x^{3} \), find the value of \( \frac{\{f(5)-f(1)\}}{(5-1)} \) |
| 2022-10-26 | Let \( f: R \rightarrow R: f(x)=x^{2}+1 \). Find \( f^{-1}\{10\} \) |
| 2022-10-26 | \( \int \frac{(1-3 x)}{\left(3 x^{2}+4 x+2\right)} d x \) |
| 2022-10-26 | How would you bring about the following conversions? Name the process and write the reaction invo... |
| 2022-10-26 | \( \int_{\pi / 4}^{3 \pi / 4} \frac{d x}{(1+\cos x)}=2 \) |
| 2022-10-26 | \( \int e^{-x} \operatorname{cosec}^{2}\left(2 e^{-x}+5\right) d x \) |
| 2022-10-26 | Let \( X=\{-1,0,3,7,9\} \) and \( f: X \rightarrow R: f(x)=x^{3}+1 \).
Express the function \( f... |
| 2022-10-26 | What is the fundamental difference between a relation and a function? Is every relation a function? |
| 2022-10-26 | Match the reactions given in Column (A) with the names given in column (B).
Column (A) Colum... |
| 2022-10-26 | Let \( X=\{1,2,3,4\}, Y=\{1,5,9,11,15,16\} \)
and \( f=\{(1,5),(2,9),(3,1),(4,5),(2,11)\} \).
Ar... |
| 2022-10-26 | What is the role of metal or reagents written on arrows in the given chemical reactions?
(a)
(b) ... |
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