Math, asked by r2098, 4 months ago

(11×21) + (12×20)+ (13×19) +....+(26×6)=?​

Answers

Answered by freefire2601111
1

Answer:

HelloMate

 {?}^{2}  \times \frac{?}{?}

Answered by sunitabehera1986
0

Answer:

874

Step-by-step explanation:

231 + 240 + 247 + 156 = 874

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