Check all that apply about the substitution method. Group of answer choices 1. It requires to substitute the guess in the master theorem formula 2. It requires mathematical induction to find the constants and details 3. It requires to expand a tree to find the final solution 4. It requires to start with a guess

In all living cells dna controls cellular activities by

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal. b. he is determining chemical properties that are sufficient to identify the metal. c. he is determining physical properties that are insufficient to identify the metal. d. he is determining chemical properties that are insufficient to identify the metal.

What is the mass of naoh that would have to be added to 500 ml of a solution of 0.20 m acetic acid in order to achieve a ph of 5.0?