Question

The square of a Number is less than its 27 times by 180!??

Answer 1

Answer:

a=15 or a=12

Step-by-step explanation:

27a-a^2=180

a^2-27a+180=0

D=B^2-4AC

=(-27)^2-4(1)(180)

=729-720

=9

a=(-B+or-rootD)/2A

=[-(-27)+or-root9]/2(1)

a=(27+3)/2

=15

OR

a=(27-3)/2

=12