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zepelin [54]
4 years ago
11

Solve for x. (4x + 7) (2x + 5)

Mathematics
1 answer:
baherus [9]4 years ago
4 0

Answer:

8x^2(squared) + 34x + 35

Step-by-step explanation:

foil method

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The total spent on research and development by the federal government in the United States during 2002–2012 can be approximated
Gwar [14]

Answer:

28 billion dollars

Step-by-step explanation:

The total spent on research and development by the federal government in the United States during 2002–2012 can be approximated by

S(t) = 3.1 ln t + 22  billion dollars (2 ≤ t ≤ 12), where t is the year since 2000.

If t=6, that is, In the year 2006,

S(t) = 3.1 ln 6 + 22

=5.55+22=27.55

=28 billion dollars (To the nearest billion dollars)

In 2006, the federal government of the United States spent approximately $28 billion on research and development.

8 0
4 years ago
Angie bought 312 pounds of apples to make a pie. There are 16 ounces in one pound. How many ounces of apples did she buy?
vfiekz [6]
4,992 ounces
multiply 312 by 16
3 0
3 years ago
What is the perimeter of the figure shown on the coordinate plane? Graph with six connected points? Please Help
Sav [38]
The distance formula is derived from the Pythagorean Theorem because the length of one leg of the triangle will always be the difference of the x<span>-coordinates, and the length of the other leg will always be the difference in the </span>y<span>-coordinates</span>
3 0
3 years ago
Need help on this equation
Strike441 [17]

Answer:

<h3>x =1 </h3>

Step-by-step explanation:

Given the following DE = 4X-2

EF = 3x+2

FG 5x-3

GD = 2x+5

Since DE is parallel to GF, this means that the sides are equal hence;

4x - 2 = 5x - 3

4x - 5x = -3 + 2

-x = -1

x = 1

<em>Hence the value of x is 1</em>

<em></em>

3 0
4 years ago
Can someone help me please
Mrac [35]

Step-by-step explanation:

sleeping in class ? :-)

these are our pure definition questions.

9. false

if the data was only defined for whole numbers, then that would be the only case, where that is true. but then, there would be no rounding.

the "significant figures" are the decimal places after the decimal point.

rounding it to one significant figure means rounding it to the first position after the decimal point.

10. True

see 9. for more details.

3 0
3 years ago
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