layspot layspot

03-07-2020
Mathematics

contestada

4. Factor the expression.
4b2 + 28b + 49
QA (2b + 7)2
OB (2b - 72
C (-2b + 7)2
OD 2(b - 7)2

Respuesta :

Hrishii Hrishii

03-07-2020

Answer:

A. [tex](2b+7)^2[/tex]

Step-by-step explanation:

[tex]4b^2 +28b + 49\\=(2b)^2 + 2\times 2b\times 7 + (7)^2\\=(2b+7)^2[/tex]

Answer Link

Otras preguntas

PLEASE HELP:I need a paragraph including:-An explanation of the powers that Congress has under the Articles of Confederation-A list of the strengths of the new

A paint store offers 15 different shades of blue. how many different ways could you purchase 3 shades of blue

Upon eating a hamburger in what organ is the chemical breakdown of its proteins initated

What is the slope of the line with points (7, 6) and (-2, 2)?

Why the temperature remains constant during the change of state?

Which expression is equivalent to 1/2 (2+ 3x – 6)? 3x - 5 3/2x - 5 3x – 4 3/2x - 2

Sometimes you to ___ some points to get a good approximation of the location of extreme values

what is the approximate value of tan B?

The table below represents a linear function f(x) and the equation represents a function g(x): x f(x) −1 −7 0 −1 1 5 g(x) g(x) = 5x − 4 Part A: Write a sentence

While hiking in a rural area, you encounter a wetland and conclude that it's a swamp. Which feature helped you reach this conclusion? A. It contains a varie