exam Maths Puzzle Numerical Ability

find all real and imaginary roots

x^4+3x^3+x^2+4=0

Read Solution (Total 0)

exam Other Question

2x-13<_95 (3^3)^2/ (3)

THIS IS HOW I WORKED THIS PROBLEM. IS IT CORRECT? Thanks

=(3^6) / (3)
= 1^6