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kykrilka [37]
3 years ago
6

If P(x) = x² + x + 2, find P(7). P(7)=

Mathematics
1 answer:
Taya2010 [7]3 years ago
8 0

Answer:

P(7) = 58

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right<u> </u>

<u>Algebra I</u>

  • Functions
  • Function Notation

Step-by-step explanation:

<u>Step 1: Define</u>

P(x) = x² + x + 2

P(7) is x = 7

<u>Step 2: Evaluate</u>

  1. Substitute in <em>x</em> [Function]:                                                                                P(7) = 7² + 7 + 2
  2. [Output] Exponents:                                                                                         P(7) = 49 + 7 + 2
  3. [Output] Addition:                                                                                             P(7) = 56 + 2
  4. [Output] Addition:                                                                                             P(7) = 58
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