CameraIcon

SearchIcon

MyQuestionIcon

1

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

Algebraic Identities

vii Using sui...

Question

Question 86 (vii)

Using suitable identities, evaluate the following:

$47 \times 53$

Open in App

Solution

We have,
$47 \times 53 = (50 - 3) (50 + 3)$
$= (50)^{2} - (3)^{2}$ [using the identity, $(a - b) (a + b) = a^{2} - b^{2}$ ]
$= 2500 - 9$
$= 2491$

Suggest Corrections

thumbs-up

6

Similar questions

Question 86 (vii)

Using suitable identities, evaluate the following:

$47 \times 53$

Question 86 (viii)

Using suitable identities, evaluate the following:

$52 \times 53$

Question 86 (viii)

Using suitable identities, evaluate the following:

$52 \times 53$

Using suitable identities, evaluate the following:

$(103)^{2}$

Question 86 (i)

Using suitable identities, evaluate the following:

$(52)^{2}$

View More

Join BYJU'S Learning Program

explore_more_icon

Explore more

Algebraic Identities

Standard VIII Mathematics

Join BYJU'S Learning Program

CrossIcon