Question

please question the 3(a) part​

Answer 1

Step-by-step explanation:

that's your solution...

Answer 2

15 x^2

------ - ------- =x

2 2

15-x^2

= -------------- =x

2

= 15-x^2=2x

= -x^-2x+15=0

= -(x^2+2x-15)=0

=x^2+2x-15=0

= x^2+(5-3)x-15=0

=x^2+5x-3x-15=0

=x(x+5)-3(x+5)=0

=(x+5)(x-3)=0

is, or,

x+5=0 x-3=0

x= -5 x=3

ans x= -5,3