Write two pairs of integers (a, b) such that a / b = -4. One such pair is (8, -2) because 8/ -2 = (-4).

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.