Evaluate 0+-2/7

Asked by yashambekar05.8spicertl | 1st Jul, 2020, 06:18: PM

Expert Answer:

begin mathsize 16px style 0 space plus space open parentheses fraction numerator negative 2 over denominator 7 end fraction close parentheses
equals space 0 over 1 plus space fraction numerator negative 2 over denominator 7 end fraction
LCM left parenthesis 1 comma space 7 right parenthesis space equals 7
equals fraction numerator 0 cross times 7 over denominator 1 cross times 7 end fraction plus space fraction numerator negative 2 over denominator 7 end fraction
equals fraction numerator 0 plus left parenthesis negative 2 right parenthesis over denominator 7 end fraction
equals fraction numerator negative 2 over denominator 7 end fraction
Note colon space space 0 space plus space straight a space equals space straight a space equals space straight a space plus space 0.... left parenthesis straight a space is space straight a space rational space number right parenthesis. end style

Answered by Yasmeen Khan | 1st Jul, 2020, 07:24: PM