10/13/20

Use the zero product property to find the solutions to the equation 6x2 – 5x = 56
A.x = –8 or x = B.x =  or x = C.x =  or x = D.x =  or x = 
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10/13/20

Use the zero product property to find the solutions to the equation x2 + x – 30 = 12.
A.x = –7 or x = 6B.x = –7 or x = –6C.x = –6 or x = 7D.x = 6 or x = 7
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10/13/20

Which statement about the following equation is true? 3x2 – 8x + 5 = 5x2
A.The discriminant is less than 0, so there are two real roots.B.The discriminant is greater than 0, so there are two real roots.C.The discriminant is less than 0, so there are two complex... more
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10/13/20

Use the zero product property to find the solutions to the equation x2 – 9 = 16
x = –3 or x = 3x = –6 or x = –3x = –5 or x = 5x = 7 or x = 1
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10/13/20

Algebra 1 Honors
The length of a piano string varies indirectly with the frequency of vibrations of the string. When the length is 2.5 feet, the frequency is 2 Hz. What is the frequency of a string 2 feet long?
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10/13/20

How would you solve this problem? Any help is appreciated.
Can you find the pattern and write a general rule for the following two polynomials.27^3 - 125 = (3x-5)(9x^2 + 15x + 25)x^3 + 8 = (x + 2)(x^2 - 2x + 4)
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10/13/20

Jacoby has 90 coins of quarters and dimes in a coin jar. If he has a total of $15.25 in the jar, write the system of equations which can be used to find how many quarters and dimes he has.

Variable: Equation:Variable: Equation:
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10/13/20

7,-5 is rotated 180 degrees
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10/13/20

Write an equation in standard form for the line that has an undefined slope and passes through (5, –3).
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10/13/20

write an equation of the line passing through point P (2,3) that is perpendicular to the line y-4= -2(x+3)
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10/13/20

Proving that lines are parallel

Identify the postulate or the theorem that proves c || dgiven : <7 = <5
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10/13/20

Geometry Parallel lines

The equations of four lines are given. Identify which lines are parallel.Line 1: y = -3/4 - 6Line 2: y - 7 = -4 (x+9)Line 3: y = -2x +6 Line 4: x + 4/3y = -5
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10/13/20

z score homework
The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 31 liters, and standard deviation of 2.1 liters.What is the probability that daily production... more
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10/13/20

Statistics Question

For a sample size of n = 32, how large must r be to be statistically significant at the 0.05 level on a two-tailed test?
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10/13/20

Stat homework help
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 14.2 years, and standard deviation of 3.1 years.If you randomly purchase one item, what is the probability... more
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10/13/20

HELP!!!! Find the probability that it takes at least 9 minutes to find a parking space. (Round your answer to four decimal places.)
The length of time it takes to find a parking space at 9 A.M. follows a normal distribution with a mean of 6 minutes and a standard deviation of 3 minutes.Find the probability that it takes at... more
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10/13/20

What is the distance between (2,-3) and (8,-9)
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10/13/20

I need help solving this 4 part problem. please help explain, thank you
Following are the published weights (in pounds) of all of the team members of Football Team A from a previous year.174, 176, 178, 184, 185, 185, 185, 185, 188, 190, 200, 202, 205, 206, 210, 211,... more
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10/12/20

what is the probability?
A radar unit is used to measure the speed of cars. Records show that the measures of speed are normally distributed with a mean of 95 km/hr and a standard deviation of 14km/hr. The probability that... more
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10/12/20

What is the expected value?
A entartainment plans to invest in a particular project. There is a 35% chance that the entertainment will lose php 30,000 and a 25% chance that the company will make php55,000 otherwise it will... more
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10/12/20

How much will expect to gain/lose?
Ace's Pizza delivers several types of pizza, which is sold for 499 php and cost 300 php to make. The pizza shop has a policy that no charge will be asked if the delivery takes longer than half an... more
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10/12/20

If you rotate the point A(7,-2) and B(6,-1) 270° CCW, what are the new points?
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10/12/20

What are the coordinates of the point on the directed line segment from (-4,-1) to (2,7) that partitions the segment into a ratio of 1 to 3?
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10/11/20

Probability game
The probability of winning a game is 7/15. Determine the probability, expressed as afraction, of winning exactly 3 games if 5 games are played
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10/11/20

Probability, multiple choice
Jean guesses on all 7 questions on her multiple choice quiz. Find the probability if each question has 4 choices.P(exactly 6 correct)P(at most 2 correct)
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