Question

Can someone please help me they are making us do a review from last year and i forgot how to do this

Answer 1

See below.

Explanation:

20.

`√(43) - \pi = 6.5574 - 3.1416 = 3.4158`

Plot the number between 3.4 and 3.5, but much closer to 3.4 than to 3.5 since it is approximately 3.42.

21.

(7.3 * 10^6) / (3.2 * 10^4) = 7.3/3.2 * 10^6/10^4 = 2.3 * 10^2