Factored, the trinomial equals (x+5)(x+5) or (x+5)^2
Answer:
It depends what are you asking for?
Step-by-step explanation:
Answer:
x=4
Step-by-step explanation:
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Answer:
Step-by-step explanation:
72 × 30/100 = 21.6
So the nearest answer is 21 (B)
X^2 + 6x = 7
Divide 6 by 2 and square the result and add to both sides of the equation.
6/2 = 3 3^2 = 9 x^2 + 6x + 9 = 7 + 9
x^2 + 6x + 9 = 16
(x+3)^2 = 16
x+3 = +- Sqrt 16) = +-4
x = -3+4 = 1
x = -3-4 = -7