What is the value represented by the digit 8 after 5,872 is multiplied by 1,000?

Which of the following is the true for f(x) = 5cos

Equation for the calculation double 2 and then add 5

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.