and sketch the graphs.
5. The sum of two numbers x and y is 5, and the sum of the two middle terms in the expansion of
is equal to the sum of the first and last terms. Find the numbers.
6. Solve
6. (Hint: Divide by
and substitute
and sketch the graphs.
5. The sum of two numbers x and y is 5, and the sum of the two middle terms in the expansion of
is equal to the sum of the first and last terms. Find the numbers.
6. Solve
6. (Hint: Divide by
and substitute