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

Good morning ☕️
Answer:

Step-by-step explanation:
35r-21 < -35r+19
⇌ 35r + 35r < 19 + 21
⇌ 70r < 40
⇌ r < 40/70
⇌ r < 4/7
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:)
Answer:
I Can't read it
Step-by-step explanation:
The answer is 37.21 miles per hour.
Hope this helps!!