Which of the following are in function notation?

a. y = mx + b

b. f (x) = 3x - 1

c. x = 2x + 1

b. (4, 5)

Sophie uses 16 beads to make a necklace. One fourth of the beads are purple. How many of the beads are purple?

Gil aunt cut his birthday cake into 32 equal pieces. Eighteen pieces were eaten at his birthday party. what fraction of the cake was left

If f (x) = sqrt4x + 9+2 which inequality can be used to find the domain of f (x)

A triangle has sides of length 34, 30, and 16. Is it a right triangle?

Five pounds of cashews are mixed with five pounds of walnuts. If walnuts cost $8.50 per pound and cashews cost $6.00 per pound, what is the cost of one pound of the mixture?

In triangle efg, angle e is 30, angle f is 60, and angle g is 90, what is true about triangle efg

salt water has a density of 1030 kg/m^3. a piece of wood with mass of 1260 g is a cuboid with dimensions 7 cm x 10 cm x 15 cm. Will it float in water? a) Work out the volume of the wood b) Work out the density of the wood

How many ways can 5 people be seated in a line of chairs? A) 25 B) 120 C) 3125 D) 30240

How do u solve (x^10/y^8) ^1/2

For each of the finite geometric series given below, indicate the number of terms in the sum and find the sum. For the value of the sum, enter an expression that gives the exact value, rather than entering an approximation. A. 5+5 (0.15) + 5 (0.