Question

add (2√3+5√5-7√7) and (∛5-√3+√7

Answer 1

Answer:√3 + 5√5 -6√7 + ∛5

Step-by-step explanation:

(2√3+5√5-7√7) + (∛5-√3+√7)

Only like irrational number to be added and Subtracted

=2√3+5√5-7√7 + ∛5-√3+√7

= 2√3-√3+5√5-7√7+ √7+ ∛5

= √3 + 5√5 -6√7 + ∛5

Answer 2

Solution :

$\implies \tt 2 \sqrt{3} + 5 \sqrt{5} - 7 \sqrt{7} + \sqrt[3]{5} - \sqrt{3} + \sqrt{7} \\ \\ \implies \tt2 \sqrt{3} - \sqrt{3} - 7 \sqrt{7} + \sqrt{7} + 5 \sqrt{5} + \sqrt[3]{5} \\ \\ \implies \tt \sqrt{3} - 6 \sqrt{7} + 5 \sqrt{5} + \sqrt[3]{5}$