Powers and Radicals

= 5 X 5 X 5

(a) the number 5 is the base

(b) the number 3 is the exponent and it tells us how many times to multiply the base by itself

(c) the base and exponent together is called a power

Power of Ten in the Universe

Notes:

Problems:

2.1 - What is a Power
2.2 - Powers with Exponents of TEN or ZERO
2.3 - Order of Operations with Powers
2.4 - Exponent Laws I
2.5 - Exponent Laws II
1.1 - Square Roots of Perfect Squares
1.2 - Square Roots of Non-Perfect Squares
Pythagoras Theorem I (L3)
Pythagoras Theorem II - MUST HAND IN FOR MARKS
Radicals 1

Solutions:

2.1 - What is a Power ANSWER
2.2 - Powers with Exponents of TEN or ZERO ANSWER
2.3 - Order of Operations with Powers ANSWER
2.4 - Exponent Laws I ANSWER
2.5 - Exponent Laws II ANSWER
1.1 - Square Roots of Perfect Squares
1.2 - Square Roots of Non-Perfect Squares
Pythagoras Theorem I (L3)
Pythagoras Theorem II - MUST HAND IN FOR MARKS
Radicals 1
Perception Check 3-1 KEY

This Khan academy video uses the method we learned in class to approximate the square root of a non-perfect square

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