What is the y-intercept of the line given by the equation below? y = 8x 7
a. (0, 7)
b. (0, 8)
c. (8, 0)
d. (7, 0)

The circumference of a circle is 5 pi cm. what is the area of the circle?

Write the product as a trinomial. (x + 2)(x + 3) x2 + 5x + 6 x2 + 6x + 6 x2 + 6x + 5 x2 + 5

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.