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Citrus2011 [14]
2 years ago
6

3d - 4, where d = 5 .

Mathematics
2 answers:
Crank2 years ago
8 0
The correct answer would be-11
ipn [44]2 years ago
5 0

Answer:

9

Step-by-step explanation:

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What is the √ 100 / 4x squared
Sholpan [36]

Answer:

5/2x^2 or 2.5x^2 I think

4 0
3 years ago
Solve -3x2 + 30x - 90 = 0.
FrozenT [24]
-3x^{2}+30x-90=0 \\  \\ x^{2}-10x+30=0 \\  \\ \Delta=(-10)^{2}-4*1*30=100-20=-20 \\  \\  \sqrt{\Delta}= \sqrt{-20}=i \sqrt{20}   =2i \sqrt{5}  \\  \\ x_{1}= \frac{10-2i \sqrt{5} }{2} = 5-i \sqrt{5}   \\  \\ x_{2}= \frac{10+2i \sqrt{5} }{2} = 5+i \sqrt{5}
6 0
3 years ago
If prices increase at a monthly rate of 3.9%, by what percentage do they increase in a year?
kykrilka [37]
If it increases at 3.9% a month, then in a year it increases 46.8%. 
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8 0
3 years ago
Janice was able to drive 450 miles on 25 gallons of gas. How far can she drive on 60 gallons of gas?
Alinara [238K]

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--> 60*18  

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7 0
2 years ago
Use quadratic formula to find the solutions to the quadratic equation 2x^2-3x+6=0
defon

Answer:

2x² - 3x + 6 = 0

a = 2 b = -3 c = 6

delta = b² - 4ac = 9 - 4.2.6 = -39

=  > x =  \frac{3 +  \sqrt{39}i }{4}  \: or \: x =  \frac{3 -  \sqrt{39} i}{4}

8 0
2 years ago
Read 2 more answers
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