Nerdlofflhmellers Nerdlofflhmellers

26-07-2016
Mathematics

contestada

factor the expression. 49b^2 42b 9

a. (7b 3)2

b. (–7b – 3)2

c. (7b – 3)2

d. (–7b 3)2

Respuesta :

27-07-2016

If you would like to factor the expression 49b^2 + 42b + 9, you can do this using the following steps:

49b^2 + 42b + 9 = (7b + 3) * (7b + 3) = (7b + 3)^2 = 7^2b^2 + 2 * 3 * 7b + 3^2 = 49b^2 + 42b + 9

The correct result would be a. (7b + 3)^2.

Answer Link

Otras preguntas

A student observed that the rate of a chemical reaction increased as the temperature of the system increased. Which of the following statements best explains wh

How did Andrew Jackson's election illustrate the growth of democracy in the United States? a. Jackson was the first president chosen unanimously. b. Jackson was

During President Reagan's second term in office, the United States improved their relationship with a. China. b. the Middle East. c. Russia. d. Latin America.

A 0.145 kg baseball is thrown horizontally at 15 m/s from a platform, so that it starts at 5.2 m above the ground. How much has its kinetic energy increased whe

Which of the following is a fragment? a. The dancer floated across the stage. b. The rams locked horns, and the tourists watched them from far away. c. The cano

Why does Cassius work so hard to bring Brutus into the conspiracy? a. Brutus’s friendship with Caesar gives him access to the ruler’s home, where he is less pro

Why was Leonardo da Vinci considered a true “Renaissance Man”? a. His books cover many topics from advice for rulers to religious theories. b. He was born as th

How many hybrid orbitals are found in CCl4?

Many greek city-states encouraged migration to areas outside of Greece during the 8th and 7th centures B.C in order to a. Obtain new sources of raw materials B

Which equation represents a physical change? (1) H2O(s) + 6.01 kJ ==>H2O(l) (2) 2H2(g) + O2(g) ==>2H2O(g) + 483.6 kJ (3) H2(g) + I2(g) + 53.0 kJ ==>2HI