Identify f as being linear, quadratic, or neither. Iff is quadratic, identify the leading coefficient a and evaluate f(-5). 5
f(x)=
x²-2

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Me! last question, and i'm stuck! write the algebraic expression that models the word phrase. the product of 2 divided by the number h and 8 more than the number k

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?