Factor 3x2 - x - 10.
A) (3x - 2)(x + 5)
B) (x - 2)(3x + 5)
C) (x - 5)(3x + 2)
D) (x + 2)(3x - 5)

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

Sanjay solved the equation below. which property did he use to determine that 7x+42=42 is equivalent to 7(x+6)=42 7x+42=42 7x=0 x=0