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3 years ago

Does the parabola with equation x2 + 5x +9=0 have real or imaginary roots?

Mathematics

1 answer:

vesna_86 [32]3 years ago

7 0

Answer:

b2-4ac , ans is negative . Should have no real roots .

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What is the answer to this maths watch question? Look at screenshot attached. Thank you.

forsale [732]

14-x=9

14=x+9

x=14-9

x=5

14+5=19

x+y=19

x-y=(-5)

Adding both equations,

We get,

x+y=19

x-y=(-5)

2x=14

x=7

x+y=19

7+y=19

y=12

3 0

2 years ago

Read 2 more answers

Write each ratio as a fraction in simplest form. <br> 5. 48 : 76 6. 20 inches to 4 feet

Delicious77 [7]

Answer:

48:76 would be 48/76 which would reduce to 12/19.

20:4 would be 5/1 reduced or just 5.

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2 years ago

Solve 6 >b÷ (-3). Graph the solution.<br> The solution is..

olchik [2.2K]

Answer:

b>-18

Step-by-step explanation:

inequality form:b>-18

interval notation:(-18,inf.)

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2 years ago

15 POINTS<br><br> Find x if P=(3x+5) and Q=(8x-12)

wlad13 [49]

the answer for this question is p=5/3 ,(q)=3/2

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3 years ago

What is -4-4 (n-3) = 16

Ilia_Sergeevich [38]

Is n= -2 ..............

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3 years ago