# pre calculc help plz

**Question description**

1.a vertical shift to the graph of y=x^2 can be obtained by the following equation

A) y=x^2+3

B) y=(x-3)^2

C) y=(x+3)^2

D) y=-2x^2

2. the function f(x)=2x^3-2x^2+3x-1 has 1 real root and 2 non real roots

A) true

B) False

3. A zero accurate to 0.01 of x^3+3=0 is

A) -3

B) 1.73

C) -1.44

D) 0

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