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rosijanka [135]
3 years ago
11

A recursive rule for an arithmetic sequence is a1 = −4; an = an−1 + 11

Mathematics
1 answer:
Ivenika [448]3 years ago
8 0
It’s a for sure I really think it’s A i don’t know
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QUADRATIC FORMULA SIMPLIFIED PLZ HELP
olga2289 [7]

Answer:

  • 3x² + 5x + 1 = 0 simplified
  • x = (-5 ± \sqrt{13})/6 roots

Step-by-step explanation:

<u>Given quadratic formula</u>

  • 3x² + 5x - 5 = - 6

<u>Standard form</u>

  • ax² + bx + c = 0

<u>Simplifying</u>

  • 3x² + 5x - 5 + 6 = 0
  • 3x² + 5x + 1 = 0

<u>Solving</u>

  • x = (-5 ± \sqrt{5^2 -4*3*1})/(2*3)
  • x = (-5 ± \sqrt{13})/6
6 0
3 years ago
Plz help me with this!
nasty-shy [4]
If I’m correct the right answer should be A. 1,680) If I’m wrong plz let me know
8 0
3 years ago
19 x 50 =_fifties. Please help me
ivanzaharov [21]
Nine hundred and fifty
3 0
3 years ago
Read 2 more answers
A solution of ibuprofen contains 150g in 800ml. What is the percent strength of this solution?
Sliva [168]

Answer:

18.75 percent

Step-by-step explanation:

150 / 800 x 100 = 18.75

5 0
2 years ago
(6x+y)(6x-7) What is the answer?
lys-0071 [83]

= 6x + 6x - 6x × 7 + 6xy - 7y

36x2 - 42x + 6xy - 7y

6 0
3 years ago
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