Math, asked by aishaprakash, 1 year ago

please answer my question no.8and 9..very necessary.

Attachments:

vaishnavi973: (x−−√+1x−−√)2=x+2+1x=(7+43–√)+2+17+43–√=(7+43–√)+2+(7−43–√)=16(x+1x)2=x+2+1x=(7+43)+2+17+43=(7+43)+2+(7−43)=16

x−−√+1x−−√=4

vaishnavi973: Q no. 9

vaishnavi973: this is the answer of this Question

Answers

Answered by karanchy

(rootx+1/ rootx)^2

(rootx)^2+ rootx*1/ rootx+ (rootx)^2
x +1+x
7+4root3+1+7+4root3
15 +4root3

aishaprakash: i don't understand

Answered by vaishnavi973

In an isosceles right triangle, the square if hypotenuse is equal to the sum of squares of other two sides.
If the length of the other side is x then
x^2+x^2 = (4√2)^2
2x^2=32
x=4
The lengths of sides are 4,4,4√2

Read more on Brainly.in - https://brainly.in/question/1501569#readmore

vaishnavi973: welcome

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