Twenty-one people are to be divided into two teams, the Red Team and the Blue Team. There will be 10 people on Red Team and 11 people on Blue Team. In how many ways can this be done?

Which statement is always true? a negative exponent cannot be part of an expression's numerator. a negative base raised to the power of 2 has a negative value. a negative base raised to the power of 2 has a positive value. any number to the first power is zero.

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8