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Square Roots & Radicals Video Lecture | Mathematics for ACT

FAQs on Square Roots & Radicals Video Lecture - Mathematics for ACT

1. What is a square root?

Ans. A square root is a number that, when multiplied by itself, gives the original number. For example, the square root of 25 is 5 because 5 multiplied by 5 equals 25.

2. How do you find the square root of a number?

Ans. To find the square root of a number, you can use a calculator or manually calculate it by finding the factors of the number and identifying the pair of identical factors.

3. What is a radical in mathematics?

Ans. A radical is a symbol (√) used to represent the square root or nth root of a number. For example, √9 represents the square root of 9.

4. How do you simplify radicals?

Ans. To simplify radicals, you need to factor the number inside the radical and then rewrite it by taking out any perfect square factors. For example, √12 can be simplified to 2√3.

5. What is the difference between a square root and a radical?

Ans. A square root specifically refers to the root of a number raised to the power of 2, while a radical is a more general term that can refer to any root of a number, such as the cube root or fourth root.

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Sep 30, 2025 Last updated

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Video Lecture & Questions for Square Roots & Radicals Video Lecture | Mathematics for ACT - ACT full syllabus preparation | Free video for ACT exam to prepare for Mathematics for ACT.

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	Mathematics for ACT 144 videos\|104 docs\|61 tests

Mathematics for ACT

144 videos|104 docs|61 tests

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