Question

factorise

Solve with steps ​

Answer 1

by using splitting middle term

Step-by-step explanation:

multiple of 4 is 4 and 1

plus 4 and minus 1

x4+4x-1x+4

4(x+4)-1(x+4)

(x+4)(x-1)

done

Answer 2

x×x×x×x+3x×3x×3x×3x+4

=4x×4x×4x×4x+4