Order of operations with parentheses and exponents
Substitute the number for x. Work the powers first, then multiplying, then adding and subtracting.
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See worked examples
f(x) = −3x² − 8x + 1. Find f(−1).
Answer: 6
f(x) = x² + 7x + 5. Find f(−5).
Answer: -5
f(x) = −x² + 2x + 3. Find f(−3).
Answer: -12
Tip: Substitute the number for x. Work the powers first, then multiplying, then adding and subtracting.
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