F(x)=2-5x+6x^2 is this linear, quadratic, or neither?

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog