Question

solve this answer is a = 169 explain also plz it is urgent ​

Answer 1

Step-by-step explanation:

please squaring on both side

3+√a=16

√a= 13

squaring on both side

a= 169

Answer 2

Answer:

a = 169

Step-by-step explanation:

$\sqrt{3 +\sqrt{a}} = 4$

Squaring Both Sides

$(\sqrt{3 +\sqrt{a}})^{2} = 4^{2} \\3 +\sqrt{a} = 16\\\sqrt{a} = 13$

Squaring Both Sides

$(\sqrt{a} )^{2} = 13^{2} \\.: a = 169$

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