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emmasim [6.3K]
3 years ago
9

Factor completely 3y^4 - 2y^2 - 5

Mathematics
1 answer:
ella [17]3 years ago
7 0
3y^4 -2y^2 -5
(3y^2 -5)(y^2 +1)
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6
Ede4ka [16]

Answer:

5 percent per annum

Step-by-step explanation:

interest rate:

interest: $1800

principal: $18000

duration: 2 years

1800/ 18000 * 100

result is 10%

Since interest is 10% in 2 years, 10% / 2

interest is 5% per year.

8 0
2 years ago
One grain of this sand approximately weighs 6 x 10^-6g.
emmasim [6.3K]

Answer:

  • 1.2×10¹² grains

Step-by-step explanation:

1 grain = 6×10⁻⁶ g

  • 7200 kg =
  • 7200000 g =
  • 7.2×10⁶ g =
  • 7.2×10⁶ ÷ 6×10⁻⁶ =
  • (7.2÷6)×10⁶⁻ ⁽⁻⁶⁾ =
  • 1.2×10¹² grains
4 0
2 years ago
ANSWER PLEASE! 14 points if you do
Goshia [24]
The correct answer is C. 2y = 22
7 0
3 years ago
25 points | look at the image please
Anton [14]

Answer:

Ok I look now what

Step-by-step explanation:

8 0
2 years ago
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6, 12, 18, 24, 30
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