Question

Решите пропорцию 4:х=х:49

Answer 1

$frac{4}{x} = frac{x}{49} \ x times x = 4 times 49 \ {x}^{2} = 196 \ x = sqrt{196 } \ x = 14$

Answer 2

4/х=х/49
х=4×49
х=196
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