Question

(vi) 1.3 +3.5 +5.7 +
+ (2n-1)(2n + 1) =
n(4n²+6n-1)
​

Answer 1

Answer:

what is this i can't understand

Step-by-step explanation:

no help from me

Answer 2

Answer:

broo kiska hai wo to bolo

Step-by-step explanation:

1.3 +3.5 +5.7 +

+ (2n-1)(2n + 1) =

n(4n²+6n-1)

10.6+(1n-3n)+15square

12.6+15 into 15

12.6+225

237.6

thank you