MCQ
$7^{103}$ ને $17$ વડે ભાગતાં મળતી શેષ $..........$ છે.
- A$11$
- B$12$
- C$13$
- D$14$
$=7 \times(49)^{51}$
$=7 \times(51-2)^{51}$
Remainder :- $7 \times(-2)^{51}$
$\Rightarrow-7\left(2^3 \cdot(16)^{12}\right)$
$\Rightarrow-56(17-1)^{12}$
$\text { Remainder }=-56 \times(-1)^{12}=-56+68=12$
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${S_1}\,\,:\,\,A$ અને $B \cup C$ એ નિરપેક્ષ થાય
${S_2}\,\,:\,\,A$ અને $B \cap C$ એ નિરપેક્ષ થાય . તો . .