12 + (−19) −24 + (−32) (−6) − 7 (−6) − 9 08/13/2019 Algebra I Agenda Number Sense Routine Opening: Number Sense Routine Hook/Launch: Format Paper for Cornell Notes. Topic-Academic Vocabulary E.Q.- What is the academic Vocabulary and their meaning in relation to relationships between two quantities and expressions? Work Period: Cornell Notes on Academic Vocabulary Close: Student/Teacher Dialog 12 + (−19) −24 + (−32) (−6) − 7 (−6) − 9

Algebra the branch of mathematics that deals with relationships between numbers, utilizing letters and other symbols to represent specific sets of numbers, or to describe a pattern of relationships between numbers

Coefficient a number multiplied by a variable in an algebraic expression

Expression a mathematical phrase involving at least one variable and sometimes numbers and operation symbols.

Factor for any number x, the numbers that can be evenly divided into x are called factors of x; the number 20 has the factors {1, 2, 4, 5, 10, & 20}

Term a value in a sequence--the first value in a sequence is the 1st term, the second value in a sequence is the 2nd term, and so on; a term is also any of the monomials that make up a polynomial

Variable a letter of symbol used to represent a number

Y-intercept the point where a line meets or crosses the y axis

Binomial Expression An algebraic expression with two unlike terms. Ex. 3x + 2

Capacity The greatest volume that a container can hold.

Circumference The distance around a circle.

Constant Term A quantity that does not change it value

Integer The set of numbers Ex. ...-3,-2,-1,0,1,2,3.....

Irrational Number A number whose decimal form is nonterminating and nonrepeating. They cannot be written in the form a/b, where a and b are integers (b cannot be zero). So all numbers that are not rational are irrational.

Monomial Expression Algebraic expression with one term. Ex. 3x

Pythagorean Theorem It is a theorem that states a relationship that exists in any right triangle. If the lengths of the legs in the right triangle are a and b and the length of the hypotenuse is c, we can write the theorem as the following equation a^2 + b^2 = c^2. Radical the symbol, square root of (b&a), which is read "the bth root of a," is called a radical.

radical The square root symbol

Radicand The number underneath the root symbol. So, in square root of b = a, the b is called the radicand

Rational Number A number expressible in the form a/b or -a/b for some fraction a/b. The rational numbers include the integers.

Standard from of Polynomial To express a polynomial by putting the terms in descending exponent order.

Trinomial An algebraic expression with three unlike terms.

Volume The amount of space occupied by an object.

Whole Numbers The numbers 0,1,2,3.....