Given:
The expression is

To find:
The expression which is equivalent to the given expression.
Solution:
We have,

We know that,

Using this formula, the given expression can be written as



Therefore, the given expression is equivalent to 1.
F(x)=-3.25x +22.41
f(-4.2)= 3.25(-4.2)+22.41 = 8.76
Answer: Never
Step-by-step explanation: Let me know if you need an explanation.
Answer:
cant read can u turn it sideways
Step-by-step explanation:
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