The answer you are looking for is 4x-5
The axis of symmetry always passes through the vertex of the parabola . The x -coordinate of the vertex is the equation of the axis of symmetry of the parabola. For a quadratic function in standard form, y=ax2+bx+c , the axis of symmetry is a vertical line x=−b2a .
Answer:
We need to add 7 pounds of $9.5 premium coffee to make a blend of coffee that $10.
Step-by-step explanation:
Lets take the amount of $9.50 coffee added was
pounds.
The requirement is that the value of 1 pound of resulting mixture of coffee to be $10.
We can use the weighted average value to find the value of the resulting mixture.
⇒
=
=
=
=
So we need to add 7 pounds of $9.5 premium coffee to make a blend of coffee that $10.
Answer:
0.03
Step-by-step explanation:
divide 3 by 10^3 to obtain the answer.
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