When expressed as a repeating decimal, the fraction
1
7
is written as
0.142857142857
…
(The 6 digits 142857 continue to repeat.) The digit in the third position to the right of the decimal point is 2. In which one of the following positions to the right of the decimal point will there also be a 2?

What is the lcm of 16 and 40 ? 24 and 40 ?

The graph of the function f(x) = (x + 2)(x + 6) is shown below. which statement about the function is true? the function is positive for all real values of x where x > –4. the function is negative for all real values of x where –6 < x < –2. the function is positive for all real values of x where x < –6 or x > –3. the function is negative for all real values of x where x < –2.

Find the solution of this system of equations -7x+y=-20 9x-3y=36