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Binomial squared

Binomial squared

Assessment

Presentation

Mathematics

7th Grade

Practice Problem

Medium

Created by

Ержан Ауезов

Used 3+ times

FREE Resource

4 Slides • 3 Questions

1

Binomial squared

Квадрат бином (a+b)^2 и (a-b)^2

Slide image

2

What value at the end?

Какое значение должно быть в конце?

x2 + 20x + ?

we reason

x2 + 2*10*x + 102

102 = 100

3

Reading

(a+b)2 - a plus b squared (а+б в квадрате)

4

Write down the formulas

Запишите полные формулы словами на английском

5

Multiple Choice

choose the correct formula for (a-b)2

1

(a-b)(a+b)

2

a2 - b2

3

a2 -2ab + b2

4

a2 +2ab + b2

6

Multiple Choice

What value at the end makes this expression a perfect square?

x2+6x+ ?

1

3

2

6

3

9

4

36

7

Multiple Choice

What value at the end makes this expression a perfect square?

t2+14t+?

1

14

2

49

3

7

4

1

Binomial squared

Квадрат бином (a+b)^2 и (a-b)^2

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