x=solve('x^2+2*x*sin(x-0.571)+2*cos(x-0.571)-(pi-0.571)^2+2')
x =
1.2317050037279494364890533718536481
x^2+2xsin(x-0.571)+2cos(x-0.571)=(pi-0.571)^2-2求用matlab怎么计算p
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