依题意,得
∵k>0∴2π/k+π/k=3π/2
故k=2
又∵f(π/2)=φ(π/2),f(π/4)=-√3φ(π/4)+1
∴a-2b=0①,a+2b=2②
联立①② 解得a=1,b=1/2
故f(x)=sin(2x+π/3),φ(x)=1/2tan(2x-π/3)
注:仅供参考!
依题意,得
∵k>0∴2π/k+π/k=3π/2
故k=2
又∵f(π/2)=φ(π/2),f(π/4)=-√3φ(π/4)+1
∴a-2b=0①,a+2b=2②
联立①② 解得a=1,b=1/2
故f(x)=sin(2x+π/3),φ(x)=1/2tan(2x-π/3)
注:仅供参考!