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### High School Mathematics2.72 Multiplication of Radicals - III

 Directions: Solve the following problems. Also write at least ten examples of your own.
 Q 1: Expand (√19 + √8) (√2 - √3).√38 + √57 + 4 - 2√6√38 - √57 + 4 - 2√6√101 - √57 + 4 - 2√6 Q 2: Expand (√5 + √3) (√2 + √3).3 + √6 + √5 + √103 + √5 + √15 + √103 + √6 + √15 + √10 Q 3: Expand (2√2 + √7) (2√5 - √8).4√10 - 8 - 2√35 - 2√104√8 - 10 + 2√35 - 2√144√10 - 8 + 2√35 - 2√14 Q 4: Expand (√2 + √7) (√5 - √11).√10 - √22 + √35 - √77√10 + √35 +√25 - √773√2 - √15 + √42 - √23 Q 5: Expand (3√5 + 6√7) (3√5 - 6√7).-20745 + 18√35 - √22 - 25245 - 18√35 Q 6: Expand (2√2 + 3√7) (2√2 + 3√6).8 + 12√3 + 6√14 + 9√428 + 12√2 + 6√14 + 9√1210 + √10 - √22 + √35 Question 7: This question is available to subscribers only! Question 8: This question is available to subscribers only!

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