Question

$(7 + \sqrt{2} )(3 + \sqrt{5)}$
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Answer 1

Answer:

Step-by-step explanation:

$(7 + \sqrt{2})(3 + \sqrt{5)}\\ 7(3 + \sqrt{5}) + 2(3 + \sqrt{5})\\21 + 7\sqrt{5} + 6 + 2\sqrt{5}\\\\ 27 + 9\sqrt{5}$