1. y(y+5) 2. 5y^2-6y+1 4y + 1 -5(y-1) 3. y^2-y-6. 4. y^2-2y+1 -2(y+7) 2y-3 answers : a. -7 b. 3/2 c. 1 d. -1/4

What is the range? can’t seem to find it out

Ibeg you to me 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?

M? aoc=96 ? space, m, angle, a, o, c, equals, 96, degree \qquad m \angle boc = 8x - 67^\circm? boc=8x? 67 ? space, m, angle, b, o, c, equals, 8, x, minus, 67, degree \qquad m \angle aob = 9x - 75^\circm? aob=9x? 75 ? space, m, angle, a, o, b, equals, 9, x, minus, 75, degree find m\angle bocm? bocm, angle, b, o, c: