glame234 glame234

01-06-2020
Mathematics

contestada

a rectangle has length x + 9 and width 2x - 1. What is the area of the rectangle?

Respuesta :

dshtengel dshtengel

01-06-2020

Answer:

A = 2x^2 + 17x -9

Step-by-step explanation:

A = LW

L = x + 9

W = 2x - 1

A = (x+9)(2x-1)

FOIL

A = 2x^2 + 18x - x - 9

A = 2x^2 + 17x -9

Answer Link

Otras preguntas

A monthly fixed rate mortgage payment A) could change. B) never changes. C) increases annually. D)decreases annually.

Choose the sentence that correctly uses ellipses to replace the underlined words. Artist Rene Magritte's humble beginnings included "nonglamorous jobs such as"

Which additional word or words in the sentence should be capitalized? Is your parents' anniversary on jan. 15 or feb. 15? Choose all answers that are correct. a

what is the area of a square with a9 cm side long

Unmentionable means?

Until about the _______ century, music was transmitted orally, not in written form. a. thirteenth b. twelfth c. tenth d. eleventh

4,000,000 lbs is how many tons

The book The Lord of the Rings by J. R. R. Tolkien, in which the main character must go on a journey to destroy a magic ring, is an example of which plot archet

Woodrow Wilson established which government institution to secure the US banking system? New Nationalism New Freedom Federal Trade Commission Federal Reserve Bo

Glaucoma is a leading cause of blindness. Studies have linked a common form of glaucoma to three genes and more than 20 genetic loci. Which best describes glauc