हल करना a ^ 2 + 4sqrt(15) * a - 45 = o | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$a^{2}+4\sqrt{15}a-45=o$$