1) (√8+√2)² 2)(√7+√6)(√7-√6)

Question

1) (√8+√2)²
2)(√7+√6)(√7-√6)

Answer 1

1) (√8+√2)² = √8² + 2√16 + √2² = 8+8+2=18
2)(√7+√6)(√7-√6) = √7² - √6² = 7-6 = 1