vocabulary section 1-2 1-2...section 1-2: order of operations and evaluating expressions pearson...
Post on 08-Feb-2021
1 Views
Preview:
TRANSCRIPT
-
Bell Ringer
O Evaluate the following expression for s = 2
and t = 5.
3π (3)
11 β 5(π‘)
2
-
Section 1-2: Order of Operations and
Evaluating ExpressionsPearson Algebra I
-
I am learning toβ¦
O Simplify expressions involving exponents.
O Use the order of operations to evaluate
expressions.
-
Vocabulary Section 1-2
O Power: has two parts a base and an
exponent.
O Exponent: tells you how many times to
multiply the base.
O Base: large number in a power.
O Simplify: a numerical expression when you
replace it with its single numerical value.
-
Example 1: Simplifying Powers
O 34
O2
3
3
O (0.5)3
-
Key Concept: Order of Operations
O Parentheses
O Exponents
O Multiplication
O Division
O Addition
O Subtraction
-
Example 2: Simplifying a Numerical Expression
O 5 β 7 β 42 Γ· 2
O 12 β 25 Γ· 5
O4+34
7β2
-
Example 3: evaluating Algebraic Expressions
O What is the value of each expression when a
= 3 and b = 4.
a) 3π β π2
b) 2π2 β 7π
-
Formative Assessments
O Homework: page 13 #βs 10-34 even
top related