Rebecca has 21 math problems to solve. she has solved 2-7 of them. how many problems has she solved?

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

Atriangle has verticals at b(-3,0), c(2,-1), d(-1,2). which transformation would produce an image with verticals b”(-2,1), c”(3,2), d”(0,-1)?

Write the equations in logarithmic form 9^4=6,561