11 p r = 12 p …
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Posted by Tanu M 4 years, 3 months ago
- 4 answers
Dεερακ Ȿιηɠꜧ 4 years, 3 months ago
$$\frac{1}{r} =12$$
$$r=\frac{1}{12}$$
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Dεερακ Ȿιηɠꜧ 4 years, 3 months ago
Sorry , last one was wrong ,$$r=9 & 16$$by solving eq.
$$ r^2 -25r+144=0$$
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