43. Find F '(x) for F(x) = sin(t* )dt . (5 points) x3 O sin(24) - sin(x 12) O sin(x?) O -sin(x 12) -3x2sin(x 12) 44. Find F '(x) for F(x) = cos(t* )dt . (5 points) x3 O cos(1) - cos(x 12) O -3x2cos(x 12) O cos(x?) O -cos(x 12)3 45. Find F '(x) for F(x) = sin (t? )dt . (5 points) x2 O -2xsin(x4) O sin(x4) O -sin(x4) O sin(32) - sin(x4)