simplify (√3-√5)(√5+√3)/7-2√5
Answers
Answered by
11
0.87(√8)/7-2√5
2.46/7-2√5
2.46/2.52
=0.94 approx.
hoping it wil be helpfull
2.46/7-2√5
2.46/2.52
=0.94 approx.
hoping it wil be helpfull
neginidhi58gmailcom1:
wrong
then please tell the right answer???
answer is -14-4√5/29
Answered by
18
Answer:
(√3² - √5²) / 7-2√5 = 3-5/ 7-2√5 = -2/ 7-2√5= -2/7-√5 * 7+2√5/ 7+2√5= -14-4√5/ (7)²- (2√5)²= -14- 4√5 / 49-20= -14 - 4√5 / 29
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