The correct option is A 313 3^7× (9^4/3^2) 3^7× ((3^2)^4/3^2) 3^7×(3^8/3^2) 3^7× (3^(8 2)) 3^7×(3^6) 3^7+6=3^13 ...

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Exponent of Exponent

37×94/32=

Question

$3^{7} \times \frac{9^{4}}{3^{2}} =$ _____________

3¹³

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3⁹

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3¹²

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3³

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Solution

The correct option is A
3¹³

$3^{7} \times (\frac{9^{4}}{3^{2}})$

$3^{7} \times (\frac{(3^{2})^{4}}{3^{2}})$

$3^{7} \times (\frac{3^{8}}{3^{2}})$

$3^{7} \times (3^{(8 - 2)})$

$3^{7} \times (3^{6})$

$3^{7 + 6} = 3^{13}$

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_{94}^{238} P u O_{2}

6.4 \times 10^{7}

_{94}^{238} Pu

_{94}^{238} P u O_{2}

6.4 \times 10^{7} d p s

_{94}^{238} Pu

x \times 10^{11}

x

Multiply:
(i) $\sqrt{3} (\sqrt{7} - \sqrt{3})$

(ii) $(\sqrt{5} - \sqrt{7}) \sqrt{2}$

(iii) $(3 \sqrt{2} - \sqrt{3}) (4 \sqrt{3} - \sqrt{2})$

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