Math, asked by roman6359, 1 year ago

please solve questions no. 13

Attachments:

Answers

Answered by haimz

2

Answer:

a^2 - b^2 = (a+b )(a-b)

Step-by-step explanation:

(0.789)^2-(0.211)^2

(0.789+0.211)(0.789-0.211)

=1×0.578=

0.578

Previous Question

Next Question

Similar questions

English, 7 months ago

____ tattoos and piercings seem trendy,they have actually been around since ancient times and are practiced in many countries. choose the ans pls: though, therefore, instead,in spite of,despite,nonetheless ...

Math, 7 months ago

Can we divide and multiply the integres...

Economy, 7 months ago

find the median of 2,4,5,6,8,9,71...

English, 1 year ago

who invented the cricket...

Math, 1 year ago

n^5/5+n^3/3+7n/15 prove that it is a natural no. plz answer it fast...

Physics, 1 year ago

how do you verify experimentally that the angle of refraction is more than the angle of incidence when light rays travels from denser to rarer medium...

English, 1 year ago

essay on cleanines in 500 word...

Physics, 1 year ago

A ball is thrown up vertically returns to the thrower after 6 seconds .Find (a) the velocity with which it was thrown up, (b) the maximum height it reaches , and (C) it's position after 4 seconds.