Question

1*1+2*2+........+10*10​

Answer 1

389 is the answer for your question

Answer 2

Answer:

383

Step-by-step explanation:

1*1+2*2+3*3+4*4+5*5+6*6+7*7+8*8+9*9+10*10

=> 1+4+9+16+25+36+49+64+81+100

=> 385

Hope it helps you.