Question

please solve it pleaae it's important for me pleeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeease​

Answer 1

Step-by-step explanation:

hey mate this can be done very easily. first letsremove the square i.e

5^-1 × 4^-1 × 5^-1 × 4^-1

=> 5^-1 × 5^-1 × 4^-1 × 4^-1 = 1/5×5×4×4

1/25×16 = 1/16×10×2+16×10/2 = 1/320+80 = 1/400