Question

Faktorkan !!
a) x²-25x
b) a²-25
c) 4x²-8xy+4y²
d) x²-2x-15 / x²-3x-10
tlong dijawab smuanya pake cara

Answer 1

A) x² -25 x = x(x-25)
b) a² - 25 = (a+5)(a-5)
c) 4x²  - 8xy + 4y²  = (2x - 2y)²
d)  (x²-2x-15)/(x²-3x-10) = (x-5)(x+3)/ (x-5)(x+2) = (x+3)/(x+2)