Answer :

mhanifa

Answer:

Line 1

  • √7 is between √4 and √9   ⇒ Square root of all terms

Line 2

  • √7 is between 2 and 3         ⇒ Results of the square roots

Line 3

  • 5√7 is between 10 and 15     ⇒ Multiply all terms by 5

Other Questions