What is 4.12 rounded to nearest tenth?

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

In angle pqr find the measure of