Answer:
This one would be 2/3 ... the last option
Supplementary and Adjacent. Because their sum must equal 180 degrees.
When you have an exponent that is negative, it means to take reciprocal of the fraction then take it the power.
Some examples:
5^-2 = 1/5^2 = 1/25
10^-3 = 1/10^-3 = 1/1000
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A vertical parabola is: y = a(x-h)² + k
where (h,k) is the vertex and "a" is the vertical stretch/shrink.
A negative sign in front of the "a" represents a reflection over the x-axis.
y = a(x-0)² + 0
y = a(x)²
Answer: B (y = 3x²)
The answer is 56 people out of the 200