Question

Find x if 5×5x+³–5x+³= 20+5⁷

Answer 1

Answer:

Factorise : 125x³ - 64y³ >> (5x)³ - (4y)³ >> ( 5x - 4y)( 25x² + 20xy + 16y²) 2. Find the value of : (x+y)² + (x-y)² >> x² + 2xy + y² + x²

Step-by-step explanation: