WAEC - Mathematics (2010 - No. 2)

Factorize: x + y - ax = ay

(x - y)(1 - a)

(x + y)(1 + a)

(x + y)(1 - a)

(x - y)(1 + a)

Paskaidrojums

x + y - ax = ay

= (x + y) -a(x + y) = (x + y)(1 - a)

komentāri (0)

Reklāma