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Ostrovityanka [42]
3 years ago
7

Factor. d^2 + 5d + 4

Mathematics
1 answer:
koban [17]3 years ago
6 0

Answer:

<em><u>(d+1)(d+4)    if i can get brainliest that would be great</u></em>

Step-by-step explanation:

The middle number is 5 and the last number is 4.

Factoring means we want something like

(d+_)(d+_)

Which numbers go in the blanks?

We need two numbers that...

Add together to get 5

Multiply together to get 4

Can you think of the two numbers?

Try 1 and 4:

1+4 = 5

1*4 = 4

Fill in the blanks in

(d+_)(d+_)

with 1 and 4 to get...

(d+1)(d+4)

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Part B
ziro4ka [17]

The linear equation that has a slope of -7 and crosses the x-axis at (3, 0) is:

y =  -7x + 21

<h3>How to find the linear equation?</h3>

A general linear equation is:

y = a*x +b

Where a is the slope and b is the y-intercept.

The slope must be equal to the limit found in part a, and you say that it is equal to -7, so the slope is -7. And for how is written the problem, I understand that it crosses the x-axis at x = 3.

Then we will have:

y = -7*x + b

Such that, when x = 3, y = 0, then:

0 = -7*3 + b

21 = b

Then the linear equation is y = -7x + 21

If you want to learn more about linear equations:

brainly.com/question/1884491

#SPJ1

3 0
2 years ago
Which pairs of variables would most likely have a positive association? Choose all that apply.
alex41 [277]

Answer:

The age of a kitten and it’s weight

Temperature and sales of Ice Cream

The number of notebooks bought and the total cost

Step-by-step explanation:

8 0
3 years ago
2 4 8 16 what is the rule and the sixth number in the sequence answers
aleksklad [387]
The sequence is incrementing by
{2}^{n}
Therefore, the sixth number is
{2}^{6}
Which is 64.
7 0
3 years ago
25 lb greater or less than 384 oz
NeTakaya
25 lbs would be greater than 384 oz because 384 divided by 16 (because 16 oz per lb) =24lbs
so 25lbs > 384 oz
7 0
3 years ago
A triangular prism and two nets are shown:
lilavasa [31]

Answer:

Net for the prism will have 3 rectangles with dimensions 5 by 15, 12 by 15 , and 13 by 15, and 2 triangles with legs 5 inches and 12 inches.

The correct net is net a.

Surface area = sum of areas of the three rectangles and sum of the two triangles.

SA = (5 x 15) + (12 x 15) + (13 x 15) + (5 x 12) = 75 + 180 + 195 + 60 = 510 square inches.

Step-by-step explanation:

Hope this helped

4 0
2 years ago
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