VALOR NUMÉRICO DE UN POLINOMIO Realiza los siguientes ejercicios

1) 4X2 +15X -20Y = cuando x=3,y=2

2) 3X3 + 5X2 +16 = cuando x= 2

3) 1 a3 + b5 + 5 = cuando a=5yb=5

4) 11b3+ 22 b + 14 = cuando b=10

Ayuda

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