Answer:
140%
Step-by-step explanation:
28-10 = 14 person enrolled
14/10 = 140%
Answer:
Step-by-step explanation:
X^2+7x+63=63
<=> x^2+7x=63-63=0
<=> X(x+7)=0
<=> x1=0
X2=-7
Answer:
It should be neither
Step-by-step explanation:
x+7>12
x>12-7
x>5
Its not 3 or 4.. its 5 so its neither of 3 and 4..
Answer:
A :)
Step-by-step explanation:
Law of Syllogism: q=r r=q
If complementary angles = 90-degree angles, then 90-degree angles = complementary angles
Maximum value : x=-4
The graph of the parabola opens down, since the value of a (-2) is a negative coefficient. This means the parabola has a maximum value, not a minimum value. The vertex of the parabola is -4, which is the maximum value of the graph.