Question

1. it is a branch of mathematics that uses letters, symbols, and numbers to represent and solve problems. show your work here. o algebra o geometry o physics o chemistry 2. it is an expression which is composed of variables, constants and exponents, that are combined using mathematical operations such as addition, subtraction, multiplication, and division. show your work here. o facial expressionpan o algebraic expression o chemical expression o freedom of expression

Explanation:

1. Algebra is the branch of mathematics that uses letters, symbols, and numbers to represent and solve problems. Geometry deals with shapes and spatial relationships, physics is about matter and energy, and chemistry is about substances and their reactions.
2. An algebraic expression is composed of variables, constants, and exponents combined using mathematical operations. A facial - expression is related to emotions shown on the face, a chemical expression is in the context of chemistry, and freedom of expression is a social - related concept.

Answer:

1. A. Algebra
2. B. Algebraic Expression