Question

Calcular x : 4 (7) 25
, 64 (16) 36
49 (x) 81
ayuden plis, doy corona

Answer 1

Poner el exponente de los numeros de los extremos y sumar sus bases:

$2^{2} (7)5 {}^{2} x = 2 + 5 = 7 \ \ \\ 8 {}^{2} (14)6 {}^{2} x = 8 + 6 = 14 \\ \\ 7 {}^{2} (x)9 {}^{2} x = 7 + 9 = 16$