SSC CGL Exam > SSC CGL Videos > SSC CGL Tier 2 - Study Material, Online Tests, Previous Year > Simplification Tricks - 2
Simplification Tricks - 2 Video Lecture | SSC CGL Tier 2 - Study Material, Online Tests, Previous Year
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FAQs on Simplification Tricks - 2 Video Lecture - SSC CGL Tier 2 - Study Material, Online Tests, Previous Year
| 1. What are some simplification tricks that can be used in exams? |  |
Ans. Some simplification tricks that can be used in exams include:
- Using the distributive property for simplifying expressions.
- Simplifying fractions by canceling out common factors.
- Using the order of operations (PEMDAS/BODMAS) to solve complex calculations step by step.
- Simplifying radicals by factoring out perfect squares.
- Simplifying equations by combining like terms or using inverse operations.
| 2. How can the distributive property be used as a simplification trick? | |
Ans. The distributive property allows us to simplify expressions by distributing a number or variable to terms inside parentheses. For example, the expression 2(x + 3) can be simplified using the distributive property as 2x + 6. This trick helps in simplifying complex expressions and makes them easier to solve.
| 3. What is the importance of canceling out common factors in simplifying fractions? | |
Ans. Canceling out common factors in fractions is crucial in simplifying them to their lowest terms. By dividing both the numerator and denominator by their greatest common factor, we reduce the fraction to its simplest form. This simplification trick helps in making calculations involving fractions more manageable and avoids unnecessary complexity.
| 4. How does following the order of operations (PEMDAS/BODMAS) help in simplifying calculations? | |
Ans. Following the order of operations (PEMDAS/BODMAS) in calculations helps in simplifying them step by step. This trick ensures that calculations are performed in a specific order: Parentheses, Exponents, Multiplication and Division (from left to right), and Addition and Subtraction (from left to right). By correctly applying this rule, complex calculations can be simplified, reducing the chances of errors and making the overall process more efficient.
| 5. Can you explain how to simplify equations by combining like terms or using inverse operations? | |
Ans. Yes, simplifying equations by combining like terms or using inverse operations involves bringing similar terms together and simplifying them to their simplest form. By adding or subtracting terms with the same variable and exponent, we can combine them into a single term. Additionally, using inverse operations like addition/subtraction or multiplication/division, we can solve for the variable in the equation. This simplification trick helps in solving equations efficiently and finding the desired solution.
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