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Sedaia [141]
3 years ago
15

What are the values of a, b, and c in the quadratic equation 0 = x^2 – 3x – 2?

Mathematics
1 answer:
soldi70 [24.7K]3 years ago
3 0

Answer:

Quadratic equations have the form:

ax^2 + bx + c = 0

So, a = 1 b = -3 and c = -2

None of the 4 choices have "a" equal to one.

Step-by-step explanation:

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Find the measure of X plz
Ivenika [448]

Answer:

X = 44°

Step-by-step explanation:

The angle other than 68°and and x is also 68° because its a isosceles triangle.

so 68° + 68° + x = 180° (angle sum property)

136° + x = 180°

x = 180 - 136

= 44°

hope this helps.

5 0
3 years ago
Read 2 more answers
Translate each sentence into an equation.
Neporo4naja [7]

Step-by-step explanation:

3/4x+5=-19

       -5   -5

3/4x=-24

/ 3/4 / 3/4

x=-32

hope it helps! :3 let me know if you need help with other algebraic equations!

6 0
3 years ago
Help please!!!!!! 12-13 8th grade math!!!
marin [14]

Answer:

12.

m∠ACB = 180° - 58° - 78° = 44°

m∠DCE = 180° - 85° - 60° = 35°

m∠BCD = 180° - 44° - 35° = 101°

13.

Base on the picture, we know that:

x° + 2x° + 3x° = 180°

6x°                 = 180°

x°                   =  180° ÷ 6 = 30°

=> m∠K = 2x° = 2 × 30° = 60°

=> m∠L = 3x° = 3 × 30° = 90°

=> m∠KML = x° = 30°

m∠LMN =  60° + 90° = 150°

5 0
4 years ago
Solve the inequality: -2x + 5 ≥ 3x + 20 <br> A) x ≤ 15 <br> B) x ≤ 3 <br> C) x ≥ 3 <br> D) x ≤ -3
balandron [24]

Answer:

D) x \leqslant  - 3

Explanation provided above.

6 0
3 years ago
Pls help for brainlist
snow_tiger [21]

Answer: 7/20

Step-by-step explanation:

3/4 - 2/5

= 3x5/4x5 - 2x4/5x4

=15/20 - 8/20

= 7/20

Hope it helped u,

pls mark as the brainliest

^_^

3 0
3 years ago
Read 2 more answers
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