Which of the following is the solution to the differentiable equation dy/dx=4x/y, where Y(2)=-2
a.)y=2x for x>0
b.)y=2x-6 for x does not equal 3
c.)y=--sqrt(4x^2)-12 for x>sqrt3
d.)y=sqrt(4x^2)-12 for x>sqrt3

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.