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## #1 2017-10-04 04:54:52

**hamidoon123****Moderator**- Registered: 2017-09-21
- Posts: 50,766

### (√x + √y)(√x - √y) is equal to:

# 9th Class Punjab Board Exams Quizzes MCQs Quizzes Punjab Maths Online 9th Class Test Lesson 3 Logarithms

**Question:**

(√x + √y)(√x - √y) is equal to:

**Option A):**

x + y**Option B):**

x² - y²**Option C):**

x – y**Option D):**

x² + y²

**Correct Answer is Option C):**

x – y

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## 2017-10-04 04:54:52

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### Re: (√x + √y)(√x - √y) is equal to:

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