"Cube Root" PPT Courseware 2

Description

"Cube Root" PPT Courseware 2

learning target

1. Understand the meaning of cube roots

2. Can find the cube root of a number

3. Master the properties of cube roots

Self-study guidance

1. Self-study textbook, pages 64 to 66, time 6 minutes

2. Pay attention to the following questions:

(1) Definition and method of finding cube root

(2) What is the difference between cube root and square root?

(3) How to estimate the range of integer cube roots

3. Try to complete exercises 1 and 2

practice

1. Decide whether the following statements are correct and explain the reasons

(1)The cube root of 8/27 is ±2/3

(2)The square root of 25 is 5

(3)-64 has no cube root

(4) The square root of -4 is ±2

(5)The square root and cube root of 0 are both 0

1. The square of a number is equal to 64, then the cube root of this number is _______

2. To make ³√(3-k)³=3-k, the value of k is ( )

A.K≤3 B.K≥3

C. 0≤K ≤ 3 D. All real numbers

3. If ³√7-m＜0, then the value of m is _______

4. If (2x-1)³=0.008, then 5x= ( )

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"Cube Root" Real Number PPT Free Download:

"Cube Root" Real Number PPT Free Download Part One: Review (1) What is the square root of a number a? How to express the square root of the number a (a0) symbolically? (2) How many square roots are there of positive numbers? What is the relationship between them? Do negative numbers have square roots?

"Cube Root" Real Number PPT Free Courseware:

"Cube Root" Real Number PPT Free Courseware Part One Content: Knowledge Points Basic Knowledge Point 1 Concept of Cube Root 1. The cube root of -8 is (A) A.-2 B.-22 C.-2 D.-4 2. The following statements The correct answer is (D) A. The cube root is its own number and can only be 0 and 1..

"Cube Root" real numbers PPT courseware download:

"Cube Root" Real Numbers PPT Courseware Download Part One: Teaching Objectives Understand the concept of cube roots. Can find the cube roots of some numbers. Teaching focus: Guide students to learn the concept and method of finding cube roots by analogy with square roots. Teaching Difficulties: The difference between square roots and cube roots..

File Info

Update Time: 2024-07-24

This template belongs to Mathematics courseware Qingdao Edition Eighth Grade Mathematics Volume 2 industry PPT template

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