factorise 72 -x-x square
Answers
Answered by
4
Dear here is ur answer
-(x²+x-72)
=-(x²+9x-8x-72)
=-[x(x+9)-8(x+9)]
=-(x-8)(x+9)
=(8-x) (x+9)
I hope it helps you dear
-(x²+x-72)
=-(x²+9x-8x-72)
=-[x(x+9)-8(x+9)]
=-(x-8)(x+9)
=(8-x) (x+9)
I hope it helps you dear
Answered by
6
Hey !!
-X² - X + 72
.
=> -X² - 9X + 8X + 72
=> -X ( X + 9 ) + 8 (X +9)
=> ( X + 9 ( -X + 8 )
-X² - X + 72
.
=> -X² - 9X + 8X + 72
=> -X ( X + 9 ) + 8 (X +9)
=> ( X + 9 ( -X + 8 )
Similar questions
Physics,
7 months ago
Accountancy,
7 months ago