Answer:

Step-by-step explanation:
We are required to represent the expression given in the standard form to the quadratic form
Given

let us square the given expression
f(x)=(x+3)(x+3)
open brackets

sum the similar terms

<u>Answer:</u>
zero
<u>Explanation:</u>
<u>In any system:</u>
the ground (base) is referred to as zero lever
what comes above the ground level would be positive
what comes below the ground level would be negative
<u>Now, we are given that:</u>
she lives on the ground floor.
Based on the above, the representation would simply be zero
Hope this helps :)
The Diameter of sphere is 2cm.
Step-by-step explanation:
Given,
Volume of sphere = 
Let,
diameter = d
As we know,
Volume of sphere = 
Therefore,

We know that,
Diameter = 2r
Diameter = 2*1
Diameter = 2 cm
The Diameter of sphere is 2cm.
Keywords: Volume, Diameter
Learn more about diameters at:
#LearnwithBrainly
Answer:

Step-by-step explanation:
→ Substitute in the numbers

→ Simplify
