English, asked by ds8306887, 5 months ago

$(5 + \sqrt{7)} \times (5 - \sqrt{7)}$

Answers

Answered by Anonymous

1

Answer:

18 is the correct answer

Explanation:

$(5+\sqrt{7}) * (5-\sqrt{7})\\=5^{2} - \sqrt{7^{2} } \\25-7\\18$

Hope it helps

Previous Question

Next Question

Similar questions

Social Sciences, 2 months ago

_____ attended a missionary school in cuttack...

French, 2 months ago

answer it please please ...

Social Sciences, 2 months ago

write a note on effect of climate on human life...

Chemistry, 5 months ago

When solid Ca(CH3COO)2 is dissolved in a nearly saturated solution of Ca(CH3COO)2, the solution becomes warmer. This information indicates that if the temperature of a solution is decreased: A) H will become negative. B) H will become zero. C) The solubility of Ca(CH3COO)2 will decrease. D) The solubility of Ca(CH3COO)2 will increase. E) The solubility of Ca(CH3COO)2 will not change.

Science, 5 months ago

what is heat tell me short answer like defenation thanks and give fast...

Math, 10 months ago

how to see lcm plz send urgent...

English, 10 months ago

28. "why should one man hold the lives of fifty in his hands?" a) who said this? b) Who is the one man referred here? c) What does the speaker mean by the lives of fifty in his hands?

Math, 10 months ago

A bookcase has two shelves. The top shelf has 10 more than one-third the number of books on the bottom shelf. There are 12 books on the bottom shelf. How many books are on the top shelf?