For any three consecutive numbers, prove algebraically that the largest number and the smallest number are factors of the number that is one less than the square of the middle number.

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

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.

In what organelle does photosynthesis take place?