Question

factorise 5 x square + 3 y square + Z square minus 2 root 15 X Y + 2 root 3 y square minus 2 root 5 ZX identities are X square + Y square + Z square + 2 x Y + 2 Y Z plus to Z X equal to bracket open x + Y + Z Square bracket close

Answer 1

Answer:

Step-by-step explanation:

(5 x + 3 Y + Z )^2

(5 x + 3 Y + Z) (5 x + 3 Y + Z)