5. Evaluate the integral _,V9 - x2 dx by interpreting it in terms of areas. No explicit integration is needed. 6. Using the Fundamental Theorem of Calculus (FTC), calculate the following definite integral (2x - 3) (x2 - 3x + 1)= dx. 7. Using the Fundamental Theorem of Calculus (FTC), calculate + cos x sin x dx EX 8. Using the Fundamental Theorem of Calculus (FTC). calculate Jax tlogt dt