Question

if root 5 equals 2.236 and root 3 equals 1.732 find the value of 2 upon root 5 plus root 3 plus 2 plus root 5 minus root 3​

Answer 1

Answer:

Step-by-step explanation:2/(√5+√3)+7/(√5-√3)

={2(√5-√3)+7(√5+√3)}/(√5+√3)(√5-√3)

=(2√5-2√3+7√5+7√3)/{(√5)²-(√3)²}

=(9√5-5√3)/(5-3)

={(9×2.236)-(5×1.732)}/2

=(20.124-8.66)/2

=11.464/2

=5.732 Ans.