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Vikki [24]
3 years ago
7

Todor was trying to factor 10x^2-5x+15

Mathematics
1 answer:
valkas [14]3 years ago
7 0

Answer: 2x^2-x+3

Step-by-step explanation:

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Please answer please
Luda [366]

Answer:

46°

Step-by-step explanation:

Since the 3 sides are given we can use any of the 3 trig. ratios to solve.

Using the tangent ratio in the right triangle

tan ? = \frac{opposie}{adjacent} = \frac{42}{40}, thus

? = tan^{-1} (\frac{42}{40} ) ≈ 46° ( to the nearest degree )

8 0
3 years ago
Center (3, -4) tangent to the y-axis what is the radius?
lina2011 [118]

Answer:

4 units.

Step-by-step explanation:

As its a tangent to the y axis the radius is 0 - (-4) = 4 units.

3 0
2 years ago
If the solution to a linear system of equations is x=6 and y= 2 and you graphed the two equations, where would the two lines int
uranmaximum [27]

Answer:

(6,2)

Step-by-step explanation:

Combine them

6 0
3 years ago
Explain how to use friendly percents to find 35% of 80
Olegator [25]

Answer:

divide it

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
the length of roberts rectangular deck is 4 feet less than twice the width, w. robert plans to increase all sides of the deck by
Tju [1.3M]
The width is w.

The length is 2w-4

By increasing all sides of the deck by 6 feet, the new measurements are

w+6
and
2w+2

The area is (w+6)(2w+2)=

2w^2+14w+12 feet squared

Hope this helps!
6 0
3 years ago
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