Expressing (10×1)+(10×2)+(10×3)+...+(10×10) using symbols will be —

Q.Expressing (10×1)+(10×2)+(10×3)+...+(10×10) using symbols will be — (a) \(\sum \limits_{10}^{i=1}(10\times i)\) (b) \(\sum \limits_{i}^{10}(10\times i)\) (c) \(\sum \limits_{10}^{i}(10\times i)\) (d) \(\sum \limits_{i=1}^{10}(10\times i)\)

Answer: D

(10×1)+(10×2)+(10×3)+...+(10×10) expressed using symbols will be \(\sum \limits_{i=1}^{10}(10\times i)\)