What is (12.2a + 9.7b) – (18.1b – 0.2a) – (6.7a + 6.8b), simplified?

Establish which of the following statements are true. (a) a sequence is convergent if and only if all of its subsequences are convergent. (b) a sequence is bounded if and only if all of its subsequences are bounded. (c) a sequence is monotonic if and only if all of its subsequences are monotonic.

If an improvement creates no significant change in a product’s performance, then it is a(n) ? a0 design improvement. (there are no answer choices)

Ulia is planning to attend the same private four-year college her parents attended. she wants to save at least $18,000 in four years to contribute to her college education. which monthly deposit amounts can julia use to achieve her goal? check all that apply.