Sally goes to the store and buys a jackhammer for $25. The store is running a discount of 18%. The store has a sales tax rate of
1 answer:
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Answer:
(x-8) is the factor.
Step-by-step explanation:
The given trinomial is .
We need to find the factor of this trinomial.
The factors of is (x-2) and (x-8).
So, the factor of is (x-8). Hence, the correct option is (B).
Answer:
Step-by-step explanation:
Given
x - = 9 ← square both sides
(x - )² = 9²
x² - 2 + = 81 ( add 2 to both sides )
x² + = 83
Now
(x + )² = x² +
+ 2, thus
x² + = 83 + 2 = 85
(x + )²= 85 ( take the square root of both sides)
x + =
