Answer:
im pretty sure the correct answer is going to be the blue one but i might be wrong.
Step-by-step explanation
ii and iii
polynomials are functions of quadratic,cubic,quartic etc involving only a non negative integer power of x.
since option (i) includes negative power(5x^-2) and option iv is a rational function
but option iii can be simplified to a polynomial function (x^2+(4x^3/2-1/2))=x^2+4x^2/2=x^2+4x
Answer:
The Expected Family Contribution (EFC) is a measure of your family's financial strength and is calculated according to a formula established by law. Your family's taxed and untaxed income, assets, and benefits (such as unemployment or Social Security) are all considered in the formula.
Step-by-step explanation:
i hope this helped!!
X + y = 40.....multiply by -4
4x + 6y = 180
-------------------
-4x - 4y = -160 (result of multiplying by -4)
4x + 6y = 180
------------------add
2y = 20
y = 20/2
y = 10 <===
x = 30
In geometry, a secant of a curve is a line that intersects the curve at a minimum of two distinct points. In the case of a circle, a secant will intersect the circle at exactly two points.