CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Finding the Value of an Expression

i If a = 2, b...

Question

Question 4 (i)

If a = 2, b = -2, find the value of:
$a^{2} + b^{2}$

Open in App

Solution

$a^{2} + b^{2} = (2)^{2} + (- 2)^{2}$ [Putting a = 2, b = -2]
= 4 + 4 = 8

Suggest Corrections

thumbs-up

5

Similar questions

Question 4 (ii)

If a = 2, b = -2,find the value of:
$a^{2} + a b + b^{2}$

Question 4 (iii)

If a = 2, b = -2, find the value of:
$a^{2} - b^{2}$

a = 2, b = - 2

, find the value of:

a^{2} - b^{2}

If a = 2, b = − 2, find the value of:

(i) a²+ b² (ii) a² + ab + b² (iii) a² − b²

a = 2, b = - 2

, find the value of :

a^{2} + b^{2}

View More

Join BYJU'S Learning Program

explore_more_icon

Explore more

Finding the Value of an Expression

Standard VII Mathematics

Join BYJU'S Learning Program

CrossIcon