Perform the following computations and report the correct number of significant figures. Ensure that the reported answer is rounded properly. (a) 39.4 times 3.4 (b) 39.4/3.4 (c) 39.4 + 3.4 (d) 39.4 - 3.4 (e) (0.0134)(5.58 times 10^2) (f) (248.287 in^2)(ft^2/144 in^2) (g) (452 cm)(m/100cm) (h) (34.7 - 49.0456)/7 (i) (0.00034)(48, 579) - 345.984 x^2 + 3.4x + 3.982 where x = 9.4 (k) 4.0568 times 10^-3 - 0.492 times 10^-2 (l) 8.9245 times 10^4/6.832 times 10^-5