Question

Evaluate 5+(-5)+5+(-5)+5+(-5)+________ If the no of terms are a. 101 b. 102 c. 1000 d. 1051​

Answer 1

Answer:

Step-by-step explanation:

clue

5+(-5)=0

here there are even number of 5's so product will be 0

if odd number of 5's then answer is -5

hence,101= -5

102= 0

1000= 0

Answer 2

$\sf{Explaination\:Require\:}\purple{\bigstar}$

$=5+(-5)+5+(-5)+5+(-5)$

$=5 - 5 + 5 - 5 + 5 - 5$

$=5 + 5 + 5 - 5 - 5 - 5$

$=15 - 15$

$={\cancel 15}{\cancel - 15}$

$=0$