If `int_0^x(f(t))dt=x+int_x^1(t^2.f(t))dt+pi/4-1`, then the value of the integral `int_-1^1(f(x))dx` is equal to

int_(0)^( If )(f(t))dt=x+int_(x)^(1)(t^(2)*f(t))dt+(pi)/(4)-1 then the value of the integral int_(-1)^(1)(f(x))dx is equal to

If int_(0)^(x)f(t)dt=x+int_(x)^(1)tf(t)dt , then the value of f(1) is

If int_(0)^(x)f(t)dt=x+int_(x)^(1)tf(t)dt , then the value of f(1) is

If int_0^x f(t) dt=x+int_x^1 tf(t)dt, then the value of f(1) is

If int_0^x f(t) dt = x + int_x^l tf (t) dt , then the value of f(1) is :

f(x)=int_0^x f(t) dt=x+int_x^1 tf(t)dt, then the value of f(1) is

If int_(0)^(x) f(t)dt=x+int_(x)^(1) t f(t) dt , then the value of f(1), is

If int_(0)^(x)f(t)dt=x+int_(x)^(1)f(t)dt ,then the value of f(1) is

If int_0^xf(t) dt=x+int_x^1 tf(t)dt, then the value of f(1)