Question 12

In the following question, out of the four options, only one is correct. Write the correct answer:

If x be any non-zero integer and m,n be negative integers, then $x^{m} \times x^{n}$ is equal to:
(a) $x^{m}$
(b) $x^{(m + n)}$
(c) $x^{n}$
(d) $x^{(m - n)}$

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Solution

Using law of exponents, $a^{m} \times a^{n} = (a)^{m + n} S i m i l a r l y, x^{m} \times x^{n} = (x)^{m + n}$

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In the following question, out of the four options, only one is correct. Write the correct answer:

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Question 13

In the following question, out of the four options, only one is correct. Write the correct answer:

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Question 21

In the following question, out of the four options, only one is correct. Write the correct answer:

For a non-zero integer $x, x^{7} \div x^{12}$ is equal to:
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