Question

dada a função

$f(x) = {2x}^{2} + 3 - 1$


determine:

a) f(0) =

b) f (-3) =

c) f (10) =

d) f (-2) =

e) f (50) =
​

Answer 1

Resposta:

Explicação passo a passo:

a

2.0²+3.0-1=

0+0-1=

-1

b

2.(-3)²+3.(-3)-1=

18-9-1=

9-1=

8

c

2.10²+3.10-1=

200+30-1=

230-1=

229

d

2.(-2)²+3.(-2)-1=

8-6-1=

2-1=

1

e

2.50²+3.50-1=

5000+150-1=

5150-1=

5149