Simplify:
5x2 – x + 9 = [?]
x=3
Enter
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Answer:
The answer is 51
Step-by-step explanation:
What you need to do here is assign a value of 3 to x, and output the value. Let's see what we get:
[tex]5x^2 - x + 9\\5(3)^2 - (3) + 9\\5 * 9 + 6\\45 + 6\\51[/tex]