Answer:
Step-by-step explanation:
Two numbers r and s sum up to \frac{1}{2} exactly when the average of the two numbers is \frac{1}{2}*\frac{1}{2} = \frac{1}{4}. You can also see that the midpoint of r and s corresponds to the axis of symmetry of the parabola represented by the quadratic equation y=x^2+Bx+C.
Answer:
3x + 2 = 3x - 2
Step-by-step explanation:
Answer:
$1.88
Step-by-step explanation:
B. because you do 16*2*h + 8*2*h and you get 128 + 64 = 192
