Question

simplify 42 a square - 8 a (a - 1) minus 7 a (1 + 5a) + A (A - 1)​

Answer 1

Answer:

solution (42a) 2 - 8a(a - 1) -7 a ( 1+ 5a ) + a (a - 1)

= 1764a2 - 8a2 + 8a - 7a - 35a2 + a2 - a

= 1722a2 ------> ans

hope this ans would help you

Thank you