Answer:
17
Step-by-step explanation:
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Answer:

Step-by-step explanation:
- step one foil method
- step two adding the like terms
Answer:
(x + 2)² = 16
Step-by-step explanation:
Given
x² + 4x = 12
To complete the square
add ( half the coefficient of the x- term )² to both sides
x² + 2(2)x + 4 = 12 + 4, that is
(x + 2)² = 16
Answer:
D. $701.50
Step-by-step explanation:
Since we are rounding to the nearest tenth decimal, look in the hundredths place for the number to round up or down with. In this case, it is 9. That means the tenths place would round up to 5.