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Alekssandra [29.7K]
3 years ago
7

Trish is solving for the zeros of the quadratic function f(x) = 2x2 – 3x + 3. x = StartFraction negative b plus or minus StartRo

ot b squared minus 4 a c EndRoot Over 2 a EndFraction x = StartFraction negative (negative 3) plus or minus StartRoot (negative 3) squared minus 4 (2)(3) EndRoot Over 2 (2) EndFraction x = StartFraction 3 plus or minus StartRoot b 9 + 32 EndRoot Over 4 EndFraction x = StartFraction 3 plus or minus StartRoot 41 EndRoot Over 4 EndFraction Did Trish find the correct zeros of this function? Explain. Yes, those are the two real number zeros. No, the two real number zeros are StartFraction negative 3 plus or minus StartRoot 41 EndRoot Over 4 EndFraction. No, the two real number zeros are StartFraction 3 plus or minus StartRoot 41 EndRoot Over negative 4 EndFraction. No, the function has no real number zeros.
Mathematics
2 answers:
Murljashka [212]3 years ago
7 0

Answer:

On online classes the answer is: NO, THE FUNCTION HAS NO REAL NUMBER ZEROS

Step-by-step explanation:

its D on online work

shepuryov [24]3 years ago
4 0

Answer:

No, the function has no real number zeros.

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Step-by-step explanation:

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You have a credit card that has a balance of $3,589.90 and a credit limit of $5,000. If you have a good credit rating, how much
Maslowich

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Step-by-step explanation:

8 0
3 years ago
How much bigger is the Sum of first 50 even numbers than the sum of first 50 odd numbers?
Lunna [17]

Answer:

50

Step-by-step explanation:

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n = 50

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an = a1 + (n-1)d

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an = 2 + 49 * 2

an = 2 + 98

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Sum of the even numbers

Sum = (a1 + a50)*n/ 2

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Sum of the first 50 odd numbers

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7 0
3 years ago
A newspaper article states that 90% of drivers in Iowa wear their seatbelt. Suppose we are interested in estimating the proporti
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Answer:

The sample size is  n  = 3457

Step-by-step explanation:

From the we are told that

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  The margin of error is  E =  0.01  

From the question we are told the confidence level is  95% , hence the level of significance is    

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Generally the sample size is mathematically represented as

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=>  n  =[  \frac{ 1.96  }{0.01} ]^2 * 0.90(1-0.90)

=>   n  = 3457

8 0
4 years ago
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