All categories

3 years ago

Is (-4x+9) squared a perfect square

Mathematics

1 answer:

kaheart [24]3 years ago

5 0

Answer:

+ 6x + 9 ...so x2 + 6x + 9 is a perfect square trinomial. ... The first term, 16x2, is the square of 4x, and the last term, 36, is the square of 6. (4x)2 – 48x + 62.

Step-by-step explanation:

You might be interested in

When x = -3 on the graph of y = 2|x| + 3 what will be the y-coordinate?

SCORPION-xisa [38]

Substitute -3 into the equation

y = 2|x| + 3
y = 2 (3) + 3
y = 6 + 3
y = 9

Answer D

5 0

3 years ago

What is the slope of the line through (6,0) and (7,1)

monitta

$\huge \bf༆ Answer ༄$

Let's find the slope of line passing through given points ~

$\sf \dfrac{y2 - y}{x2 - x1}$

$\sf \dfrac{1 - 0}{7 - 6}$

$\sf \dfrac{1}{1}$

$\sf1$

Hence, slope of the line will be 1.

7 0

2 years ago

Read 2 more answers

1) 5.4 +(-9.7)<br> Find the sum

harina [27]

Answer:

-4.3

Step-by-step explanation:

5.4 +(-9.7)

= 5.4-9.7

=-4.3

4 0

3 years ago

Read 2 more answers

What is the slop and y-intercept of this line y = x - 5

raketka [301]

Answer:

The slope is

y -intercept is

− 5

Step-by-step explanation:

7 0

3 years ago

A cell phone company produces 40 defective phones out of every 5000 phones. Another cell phone company produces 30 defective pho

ratelena [41]

Answer:

Step-by-step explanation:

Given that:

Company A:

40 defective out of every 5000

Company B :

30 out of every 6000

To obtain the highest number of defective phones both companies can produce in common :

Factors of :

40 : 2, 4, 5, 8, 10, 20, 40

30 : 2, 3, 5, 6, 10, 15, 30

Hence, highest number of defective phones both companies can produce in common is 10

6 0

3 years ago