Multiply these polynomials.

(5x2 + 2x) (3x2 - 7x + 4)

A. 15x4 - 29x3 + 20x2 + 8x

B. 15x4 - 35x3 + 6x2 + 8x

C. 15x4 - 29x3 + 6x2 + 8x

D. 15x4 - 35x3 + 20x2 + 8x

It takes 18 electricians 35 days to wire a new housing subdivision. How many days would 28 electricians require to do the same job?

Desxeibe another way to find area

Reference books are for use in the library. There are 16 bookshelves for the reference books. After use, they need to be returned to a special collection box for shelving.

The angle of elevation from the top of a 95 foot tall building to a hot air balloon in the sky is 76°. If the horizontal distance between the building and the hot air balloon is 354 feet, find the height of the hot air balloon.

Write this number in expanded form 1345820

a boat going upstream at 4 mph then travels downstream at 10 mph. what is the rate of the boat in still water

At a pet store, the ratio of female birds to male birds was 7:4. Write a sentence explaining what this means.

Factor 5x^2a^2 - 19xa^2 - 4a^2. Show your work.

The diagonals of a parallelogram are 2.3 cm and 3.2 cm long. can you tell if the parallelogram is a rhombus

The machine has 30 yellow balls, 45 blue balls, and 75 pink balls. Suppose the store purchases a shipment of 2,000 rubber balls. How many balls of each color should be expected in the shipment?