Question

Разложите на множители: а)4р²-9 б )1/36-25y ²

Answer 1

a) 4p² - 9 = (2p)² - 3²  = (2p - 3)(2p + 3)

б) $\frac{1}{36}-25 y^{2} =( \frac{1}{6}) ^{2} -(5y) ^{2} =( \frac{1}{6}-5y)( \frac{1}{6}+5y)$

Answer 2

(2р-3)(2р+3)
(1/6-5у)(1/6+5y)