6. Evaluate the integral /: a sec (x²) tan(x²)d.x. sec*(x²) tan(x²)d.x. sec (x²) tan(x²) (a) + C 6. sec*(2*) tan(r*) + C (b) 4 sec*(22) + C (c) 4 sec (1²) +C (d) 6.

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