Question

(5√3 - 2√7) and (2√3 + 5√7) addition​

Answer 1

Step-by-step explanation:

here we treat terms under the root ie√3 and √7 as variables and then just solve them as polynomials

Answer 2

Answer:

=(5√3-2√7)+(2√3+5√7)

=(5√3+2√3)(-2√7+5√7)

=7√3+3√7

=20.0616096....