Math, asked by eram3, 1 year ago

solve this- 305=(5x+5x)(2x+5)-5x ×2x

Answers

Answered by jrajeshshivam9p1i5qv

10x^2+50x=305
2x^2+10x-61=0

jrajeshshivam9p1i5qv: square having side 16 cm???

eram3: yes

eram3: please find it fast

jrajeshshivam9p1i5qv: 22.62 cm

eram3: no 22.624cm

eram3: how I get that answer

jrajeshshivam9p1i5qv: hey....after decimal 2 digits are sufficient

jrajeshshivam9p1i5qv: by the formulae of PYTHAGORAS

eram3: but in my book book answer sheet says 22.624cm

jrajeshshivam9p1i5qv: its ok..

Answered by Raffermation

Hey guys this is your solution
(5x+5x)(2x+5)-5x×2x=-305
(10x)(2x+5)-10x=-305
20x+50x-10x=-305
60x=-305
x=-50.83

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