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vaieri [72.5K]
3 years ago
9

Please help thank you

Mathematics
1 answer:
Lerok [7]3 years ago
5 0

Answer:

Step-by-step explanation:

x = 180° - 144° = 36°

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Solve this quadratic equation 5x^2+3x+4=25
VikaD [51]

Answer:

the answer is about 1.2

Step-by-step explanation:

3 0
3 years ago
Help me to solve thisssss​
m_a_m_a [10]

Answer:

(a + 3)

Step-by-step explanation:

a³ - 9a = a(a² - 9) = a(a + 3)(a - 3)

a² + a - 6 = (a - 2)(a + 3)

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Hope it helps.

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7 0
2 years ago
What is 2.05 +4.77 ?
Effectus [21]

The answer is 6.82

2 + 4 = 6

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4 0
2 years ago
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Prove sin^2A + cos^2A = 1
Nady [450]

Step-by-step explanation:

{sin}^{2} A +  {cos}^{2} A  = 1 \\ lhs =  {sin}^{2} A +  {cos}^{2} A  \\  =  {sin}^{2} A +  1 - {sin}^{2} A  \\  = 1 \\  = rhs \\  \therefore \:  {sin}^{2} A +  {cos}^{2} A  = 1 \\

8 0
3 years ago
Please help me i'm being timed
Evgen [1.6K]

To Find :-

  • The algebraic equations to solve the above problem .

Solution :-

Let ,

  • Large number = L
  • Small number = S

— According to first statement ,

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— According to second statement ,

  • 3L + 4S = 54
  • 3L + 4S - 54 = 0 .

These equations matches with the second option b .

Option b is the correct answer.

7 0
2 years ago
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