Find the product of (2x + 5y)2.
4x2 + 20xy + 25y2
4x2 − 20xy + 25y2
4x2 − 25y2
4x2 + 25y2

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29