Harvard University entrance math exam | can you pass this?| solve for x.

[@parinose6163]

Dear, you cannot end with a squared root of -15. Since you have not restricted a definition set (for example, on R), you must consider all solutions! This is the RULE... So, SQR of -15=i^2*15=i sqr15 Note : i^¨2=-1

[@JJMathsclass-y7p]

Thank you

[@borisjeud8464]

X= -2

[@AmanuelAbare-r6p]

Hi Nice❤❤love You

[@JJMathsclass-y7p]

Thank you