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# Factoring four terms

x3+4x2+x+4 (x3+4x2)+(x+4) x2(x+4)+(x+4) ?   x+4 is the common factor but i'm not understanding how to factor out from here.

# Can anyone please explain how to do this formula in very simple terms?

I haven't taken a math class since 1980, when I was 17, so I'm hoping for a simple answer that doesn't involve my needing to know advanced math.   These figures are from a specialized...

# What is the equation of line parallel to y = -7/6x + 10 (0,4)

What is the equation of line parallel to y = -7/6x + 10 if the coordinates are (0,4)?

# For the standard normal distribution, find the probability that z value associated with the 97th percentile

For the standard normal distribution, find the probability that z value associated with the 97th percentile

# Find the upper and lower z-values that would give you the middle 90% of the area under the curve.

Find the upper and lower z-values that would give you the middle 90% of the area under the curve. (Hint: the two values are the same but one is positive and one is negative)

# A few Statistic Problems

9. Find the z-value for an x-value of 121 for a normal distribution with a mean of 100 and a standard deviation of 16.9. 10. Find the probability of x being less than 69 for a normal...

# how many liters each of the 30% solution and water should he mix to make the desired 18 liters of 10% solution

a chemist needs 18 liters of a 10% alcohol solution but has only a 30% alcohol solution. how many liters each of the 30% solution and water should he mix to make the desired 18 liters of 10% solu...

# 3x-2y+8=0 (3,5)

Find the equation of the line perpendicular to  . . .

# Find the area of the region bounded?

Find the area of the region bounded by the parabola y^2=x and the line x+y=2.    Answer: 9/2   Please show all your work.

Wong Co. buys a pair of jeans at a cost of \$60 .00. Wong plans to sell the jeans for \$79.00. What is the dollar markup as well as percent markup on cost. Round to the nearest hundredth percent.

# Find C and a so that f(x)=Ca^x satisfies the given equation.

Find C and a so that f(x)=Ca^x satisfies the given equation.   f(-2) = 25 ,      f(2) = 1            3      ...

# For the standard normal distribution, find the probability that z between -1 and 1

For the standard normal distribution, find the probability that z between -1 and 1

A comforter sells for \$40 dollars and is marked up 40% of the selling price. What is the cost of the comforter?

# Find the area of the region bounded?

Find the area of the region bounded by the parabola y=x^2-3 and the line y=1.    Answer: 32/3   Please show all your work.

# Solar Systems

1.  Due to the tilt of the Earth's axis, which of the following occurs?  (A) the length of daylight and night varies throughout the year, (B) the slant of the sun's rays vary throughout...

# What is 3x-12 divided by x^2-5x Then TIMES this by 7x/4-x.... Thank You!

What is 3x-12 divided by x^2-5x Then TIMES this by 7x/4-x.... Thank You!

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