12/30/19

Stuck with Empirical Rule
Hi,I have spent alot of time trying to understand Empirical rule. All the examples show problems falling right into place. Here is what I have mean=69.5, standard deviation=2.4___% between 64.7 and... more
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12/30/19

Reference angle
What is a reference angle? Make sure your create an example of using a reference angle as part of your explanation.
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12/30/19

The first number of the sequence is 3 and the fifth number is 31 how do I find the numbers in between?
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12/30/19

maximum and/or minimum valuse
For each of the following functions defined on the indicated interval, find the absolute maximum and/or minimum values.a) f(x)=2x3+3x2+4; -2 is less than or equal to x is less than or equal to 1b) ... more
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12/29/19

A number in which the value of the digit 3 is 10 times the value of the digit 3 un 156.32
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12/29/19

investments 5 years interest
Heather invests $4,900 in an account with a 3.5% interest rate, making no other deposits or withdrawals. What will Heather's account balance be after 5 years if the interest is compounded 2 times... more
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12/29/19

A box contains 4 red and 6 blue balls. Two are drawn from this box one after the other. What is the probability that they are red,if first drawn ball is replaced?
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12/29/19

verify sin degrees
verify sin(180 degrees-θ)=sin θ sine difference identity to rewrite right side of equation got some of this wrong she said
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12/29/19

5 remaining functions
suppose 0 s an angle in the standard position whose terminal side is in quadrant 1 and sin 0 =84/85. find exact values on the 5 remaining trigonometric functions of 0. i was wrong says has... more
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12/28/19

A fence 3 feet tall runs parallel to a tall building at a distance of 4 feet from the building...
A fence 3 feet tall runs parallel to a tall building at a distance of 4 feet from the building. We want to find the the length of the shortest ladder that will reach from the ground over the fence... more
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12/27/19

Sine Function Problem
a sine function has an amplitude of 4/7, period of 2pi, horizontal shift of -3pi, and a vertical shift of 1. what is the y-value of the positive function at x=pi/2?
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12/27/19

Probability of eating free lunch
Three people go to a restaurant. Each of them has a chance to eat free if they roll the dice and win for the number they choose. Each person rolled the dice 2 times, first time for the main dish... more
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12/25/19

I need the equation to the odds of this happening

So there is a group of 9they are all drawing names for secret santa what are the odds of:1 getting 2 and 2 getting 13 getting 4 and 4 getting 35 getting 6 and 6 getting 57 getting 8, 8 getting 9, 9... more
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12/24/19

Help me with this question

A baseball diamond is a square with sides 27.4m. The pitchers mound is 18.4m from home plate on on the line joining home plate and second base. How far is the pitchers mound from first base?
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12/24/19

Help me find the area
A children’s play area is triangular. The sides of the play area measure 100m, 250m and 275m respectively. Calculate the area of the play area.
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12/24/19

Writing an equation in standard form using the zeros x=(-2-√5)/3 and x=(3/4) + i√7
Here is the question:Writing an equation in standard form for a polynomial with zeros x=(-2-√5)/3 and x=(3/4) + i√7.The function must give those 2 zeros including the imaginary one.Please show... more
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12/24/19

[(x^3n)-(3x^2n)+(5x^n)-6]÷ [(x^n)-2]
Here is the question: Assuming n is a positive integer, divide [ (x^3n) - (3x^2n) + (5x^n) - 6 ]÷ [ (x^n) - 2 ]Please Show work so I can understand the solution better.
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12/24/19

f(x)=(x-k)q(x)+ r has to pass a certain point

I am confused at this question.Here is the question: Use the form f(x)=(x-k)q(x)+ r to create a cubic function that passes through the point (-3,1) and falls to the right.I've never seen the form... more
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12/24/19

Probability Cards
A card is picked from a standard deck of 52 cards. Determine the odds against and the odds in favor of selecting a 2. The odds against selecting a 2 are ?:?The odds in favor of selecting a 2 are ?:?
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12/24/19

slope-intercept form for the line that passes through (1, 1) and is perpendicular to the graph of 3x + 2y = -7
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12/23/19

Geometry homework

Fill in the following 5 statements and 5 reasons for the proof. Given: line AB ≅ line CB, line DB bisects ∠abc Prove: line AD ≅ line CD Description of proof: a square cut in half that created 2... more
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12/23/19

Which requires more fuel?
A rocket going from earth to moon or a rocket coming from moon to earth?Can you please explain the physics behind this.
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12/22/19

Advance Function 12
After college you invest $8500 at 7.2% a compounded quarterly. estimate the instantaneous rate of change at 10 years.
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12/22/19

A bag contain 2 white and 2 black ball. Another bag contain 2 white and 4 black ball. A bag and a ball are picked at random. What is the probability that the ball drawn is white
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12/21/19

A rectangles length is 1.25 times it’s width. It’s perimeter is 3 times the length plus one. What are the dimensions of the rectangle

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