3.
Without actual calculations find the value of the following expressions
a. 1 + 7 + 19 +37 +61 + 91
b. 21 + 23 + 25 + 27 + 29
Answers
Answered by
0
a. 1+3+7-19+37+61+91
= 11-19+37+91+61
= 81 ans
b. 21+23+25+27+29
= 125
= 11-19+37+91+61
= 81 ans
b. 21+23+25+27+29
= 125
Similar questions