1.

0.13×p^2=13 than p =?

Answer» HEYA!!
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0.13 \times <klux>P</klux> {}^{2} = 13 \\ \\ \frac{13}{100} \times p {}^{2} = 13 \\ \\ p {}^{2} = \frac{13 \times 100}{13} \\ \\ p {}^{2} = 100 \\ \\ p = \frac{ + }{ - } <klux>10</klux>
HENCE P can be 10 or -10

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