sin(π√(x-2))sin(π√(x+2))=-1

1.sinП√x-2=-1
 π√x-2=-π/2
√x-2=-π/2/π
√x-2=-1/2
x-2=1/4
x=1/4+2
x=9/4
2.sinπ√x+2=-1
π√x+2=-π/2
√x+2=-1/2
x+2=1/4
x=1/4-2
x=-7/4