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05 - Cross Multiplication Method (explanation) Video Lecture - Class 10

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FAQs on 05 - Cross Multiplication Method (explanation) Video Lecture - Class 10

1. What is the cross multiplication method?
Ans. The cross multiplication method is a technique used to solve equations involving fractions. It involves multiplying the numerator of one fraction by the denominator of the other fraction and vice versa.
2. How is the cross multiplication method used to solve equations?
Ans. To solve an equation using the cross multiplication method, you need to set up a proportion with two fractions. Then, you cross multiply by multiplying the numerator of one fraction by the denominator of the other fraction. Finally, you solve for the unknown variable.
3. Can the cross multiplication method be used for all types of equations?
Ans. No, the cross multiplication method is specifically used for solving equations involving fractions. It is not applicable for equations that do not contain fractions.
4. Is the cross multiplication method the only way to solve equations with fractions?
Ans. No, there are other methods to solve equations with fractions. These include the least common denominator method and the multiplication method. The choice of method depends on the specific equation and personal preference.
5. Are there any limitations or restrictions to using the cross multiplication method?
Ans. The cross multiplication method can only be used when both sides of the equation contain fractions. If there are no fractions involved, this method is not applicable. Additionally, it is important to check for extraneous solutions when using this method to avoid any false solutions.
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