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Nitella [24]
3 years ago
10

Given 7x2 + 3y2 - 42x + 6y - 39 < 0, which graph represents the inequality?

Mathematics
2 answers:
motikmotik3 years ago
7 0

Answer:

B

Step-by-step explanation:

Calculated using Desmos calculator

Edg 2020

Serga [27]3 years ago
6 0

Answer:

B

Step-by-step explanation:

cause it is

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If 8 and 15 are sides to a right triangle, whats the missing side?
mr Goodwill [35]

Answer:

17

Step-by-step explanation:

a[2]+b[2]=c[2]

8*8+15*15=hypotenuse.

64+225=289

\sqrt{x} 289

hypotenuse=17

6 0
3 years ago
The circumference of a circle is similar to the
Reil [10]

Answer:

The diameter by Pi or The radius multiplied by 2 time Pi

Step-by-step explanation:

This is because this is how you get the circumference.

3 0
3 years ago
Does x = 5 satisfy the equation 3 (x +1) = 3x + 3
Yuki888 [10]

Answer:

yes

Step-by-step explanation:

To know if x = 5 satisfy the equation or not, you just have to applied it into your equation:

3 (5+1) = 3 * 5 + 3

18 = 18

So x = 5 do satisfy the equation

Hope this help you :3

4 0
3 years ago
Find the reference angle of 100 degrees
Roman55 [17]

Since the angle  

100 °  is in the second quadrant, the reference angle formula is  A r = 180 ° −

A c.   A r = 180 ° − 100 °

The reference angle is  A r = 80 ° .

80 °

4 0
3 years ago
What congruent theorem is this triangle...need help please
agasfer [191]
… z =w …angle v x w = angle z x y
It follows AAA SIMILARITY Relation
7 0
3 years ago
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