Determine whether each of these functions is a bijection from r to r.

a. f (x) = - 3x+4 b) f (x) = - 3x2+7

c. f (x) = (x+1) / (x+2)

d. f (x) = x5+1

What is an interval scale and what is it used for?

The measure of complementary angles always add up to

The scale factor of a figure and its enlargement is 6. What is the new length of the enlarged figure if the original length is 3 cm? 3 cm 6 cm 18 cm 36 cm

An angle shows a turn through 19 one degree angle what is the measure of the angle

There are 38 students in Ms. Flanigan's math class and 20 of them are boys. If a student is selected at random, what is the probability that a girl is selected? Give your answer as a fraction in simplest form.

12mn square - 18m square n square

Mrs. amerin made a cylindar pencil holder it has a height of 5 inches and a diameter of 3 inches how much material will she need to make her pencil holder

What is (5) over ten squared

Are all congruent polygons similar?

Leia is operating a digital spinner game in which a player spins an arrow and is given a prize based on where the spinner lands. Leia can program the probability of each of the outcomes.