A binary operation * is defined by a * b = a\(^b\). If a * 2 = 2 - a, find the possible values of a.
a * b = a\(^b\)
a * 2 = a\(^2\) = 2 - a
a\(^2\) + a - 2 = 0
a\(^2\) + 2a - a - 2 = 0
a(a+2) - 1(a+2) = 0
(a-1)(a+2) = 0
a = 1, -2
Please don't post or ask to join a "Group" or "Whatsapp Group" as a comment. It will be deleted. To join or start a group, please click here
Contributions ({{ comment_count }})
Please wait...
Modal title
Report
Block User
{{ feedback_modal_data.title }}