Find and correct the errors in the following mathematical statement.(a - 4) (a -2) = a2 - 8
Find and correct the errors in the following mathematical statement.
Factorise: 27x3 - 21x2 + 15x4
Factorise: ax3y + bx2y3 + cx2yz
Factorise: x – 9 + 9zy – xyz