Question

if x =3 find the value of x^3+4x^2+5​

Answer 1

Answer:

68

Step-by-step explanation:

x = 3

∴ (3)³ + 4 (3)² + 5 = 27 + 36 + 5

                            = 68

Answer 2

3^3+4×3^2+5

now,3^3 = 3×3×3=27

4×3^2=12^2 =12×12 =144

5=5

here,3^3+4×3^2+5

27+144+5

176

your answer is 176