Question

simplify the followings. (5+√10) (2+√3)​

Answer 1

Answer:

10-2√10+5√3-√30

Step-by-step explanation:

(5-√10)(2+√3)

10-2√10+5√3-√30

Answer 2

Answer:

$(5 + \sqrt{10})(2 + \sqrt{3} ) \\ = 5(2 + \sqrt{3}) + \sqrt{10}(2 + \sqrt{3} ) \\ = 10 + 5 \sqrt{3} + 2 \sqrt{10} + \sqrt{30}$