Which polynomial is factored completely?

121x^2+36y^2

(4x+4) (x+1)

2x (x^2-4)

3x^4-15n^3+12n^2

Tanisha is planing a backyard part. She will starve hamburgers, potato salad, strawberry short cake and lemonade. Including tanisha 28 people will be at the party. Tanishas potato salads recipe calls for 3 pounds of potato's. She decides to make 3.

A 48-inch board is to be cut into three pieces so that the second piece is 3 times as long as the first piece and the third piece is 4 times as long as the first piece.

Keisha wants to put 170 geraniums into 4 rows. How many will be in each row and how many will be left over?

How many solutions does the system of equations have x-2y=6 and 3x-6y=18

Which is the equation of the given line in slope-intercept form a. y = - 1/4x 1 b. y = - 4x 1 c. y = 4x - 1 d. y = 4x 1

How did miss Tomlin get 36 out of 30:6

What is the approximate area of a circle with a radius of 11 centimeters? Use π ≈ 3.14. A: 87.9 square centimeters B: 379.9 square centimeters C: 2461.8 square centimeters D: 4923.5 square centimeters

If the probability of an event is 5/9, what is the probability of its complementary event

You find a job that pays $11.25 per hour. You plan ti work a 40 hour week. What will your weekly gross pay be?

A man in a photograph is 1.5 inches in height. If the man is 6 feet tall, what is the scale?