The local festival of Knowledge at NCPA is hosting music bands. Metallica, Menudo, AC DC, One Direction, Nirvana, and Selena y Los Dinos are all ready to
perform at the festival of knowledge. Only 4 bands can play at this event. How
many possible line ups can be arranged for the music?

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles. i'm desperate.

Graph the equation by plotting point x=2

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is