Match the lengths for the second legs of the right triangles below. PLEASE HELP ME

Use the x-intercept method to find all real solutions of the equation. -9x^3-7x^2-96x+36=3x^3+x^2-3x+8

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.

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)