# Posts by sally

Total # Posts: 1,209

**Language Arts**

Oh I understand now. Thank You!

**Language Arts **

All of the following sentences are complex EXCEPT A) Even though acid rain can have damaging effects, few people know much about it. B) Acid rain has been studied as an environmental issue by the government since the 1970s. C) Since they erode statues and corrode steel ...

**Language Arts**

Yes! Thank you!

**Language Arts**

Which sentence uses a participial phrase? A) The fence, which was broken and dirty, looked terrible. B) Shutting out their opponent, the other team celebrated in victory. C) Swimming in the pool all day is my favorite way to spend the summer. D) I am pretty tired and not ...

**Geometry**

plz help me ASAP... PLZ PLZ PLZ

**Geometry**

M is the midpoint of AB and N is the midpoint of AC, and T is the intersection of BN and CM. If BN is perpendicular to AC, BN = 12, and AC = 14, then find CT. Diagram is at: goo.gl/j3cBCE

**Social grade 7**

The Europeans, in order to be successful living in North America, relied heavily on First Nation people. This is best shown by the ...... A. Assistance Europeans received incurring scurvy B. Development of many skills to survive life in the Canadian wilderness C. Assistance in...

**Social grade 7**

The Irish Potato Famine, unemployment, poverty, and the lack of farmland were some of the reasons why people immigrated to British North America. Thesee reasons are: A. Pull gators of immigration B. Push factors of immigration. C. All in a days work. D. The terms of the Treaty...

**Social Studies**

Someone say the answer Idk?

**Math**

please

**Math **

Surface area of a square pyramid 11in 13in and 9in 11 height 13 slant height 9 base edge I keep getting the wrong answer its not 328.62 or 294.93 Square area of a cone 15 slant height 12 height 6 base

**Math**

Ohh lol! Thanks Ms.Sue!

**Math**

No.

**Math**

Oops sorry I added that all up wrong it's 10121.49.. I have to round that by two decimals but I don't think it can be rounded?

**Math**

I'm not sure what you are asking me...sorry I suck at math Ms.Sue

**Math **

Sorry for posting twice I have to round 7276.74 by two decimal places but I keep getting it wrong...

**Basic Math**

Surface area of a square pyramid 11in 13in and 9in 11 height 13 side? 9 base edge I keep getting the wrong answer its not 328.62 or 294.93 Square area of a cone 15 side? 12 height 6 base It's not 365.99 or 417.62 I don't need anything rounded...help please!

**Math**

650(1+.07/4)^68-1 Answer= 83698.54?

**Math **

James has set up an ordinary annuity to save for his retirement in 17 years. If his quarterly payments are $650 and the annuity has an annual interest rate of 7%, what will be the value of the annuity when he retires? 650(1+.07/4)^17-1 =.3430281149 .3430281149/(.07/4) =19....

**Math**

Oops, I entered it wrong. I would take 250[1+.075/2)^3-1 the answer would be 14986.93?

**Math**

Oh, okay So, I would take 250[1+.075/2)^36-1 =.9517958171 .951795171(.07/4) =50.76244358 650(50.76244358) =32995.56 and this would be the answer?

**Math**

250[(1+.075/2)^16-1] =.8022278066/(.075/2) =21.39274151 250(21.39274151) =5348.18 So, would 5348.18 by the answer?

**Math **

Andy has set up an ordinary annuity to save for his retirement in 16 years. If his semi-annual payments are $250 and the annuity has an annual interest rate of 7.5%, what will be the value of the annuity when he retires? How do I solve this equation? What steps do I take to ...

**math**

When sixty-five and fourteen hundredths is subtracted from eighty and forty-eight hundredths, what is the difference?

**American Government**

Question 7 is separation of powers and checks and balances.

**American Government**

its d

**alegbra**

Thank you!

**alegbra**

what are the next three terms in the sequence? 5,-9,19,-37,75, ___, ____, ____

**Algebra**

what are the first three terms of the sequence represented by the expression n(n-1)-4? n=1

**algebra**

Given the function rule f(x)=x^2-5x+1, what is the output of f(-3)

**trig**

Reiny 2+1/3*tan(theta)=2 How do you get 0? Thanks for your help.

**Trig**

2+1/3tan(theta)=2 I know that tan=0 0,180 But i don't know how to figure it out. Please help.

**Trig**

4=5+cos(theta)

**Trig**

Thank you Steve for all your help.

**Trig**

Solve equation for 0 less than or equal to theta less than 360. 3-1/5*tan(theta)=16/5

**social studies**

Is it A?

**Math (6th grade)**

How do I find the answer to 234 divided by 89 + 53 x 72

**precalculus**

show the correct notation for “The limit of x^2 - 1 as x approaches 3.

**precalculus**

Show an example where For n odd, the sign of the y-ters differ: (+) for the first expansion, (-) for the second. (For n even, the signs are the same.)

**precalculus**

Can you give an example as to how The expansion of (x + y)n and (x - y)n are different?

**precalculus**

How is the expansion of (x + y)n different to the expansion of (x - y)n ?

**precalculus**

How do you form the the rows of Pascal’s triangle?

**precalculus**

can you check my answer? Find the coefficient of the term a6b3 in the binomial expansion of the expression (a - 4b)9. ________________________________________ 5,376 344,064 -5,376 -344,064 answer: b

**precalculus**

Can you check my answers? 1.Find the 5th term in the expansion of the binomial. (2x - 4)8 -458,752x3 286,720x4 458,752x3 35,840x4 answer: d 2.Find the 3rd term in the expansion of the binomial. (x - 2y)12 264x10y2 1760x9y3 -264x10y2 -1760x9y3 answer:a

**precalculus**

Can you check my answers? 1.Use the Binomial Theorem to expand and simplify the expression. (2 - 3x)3 -27x3 + 104x2 - 36x + 8 -27x3 + 54x2 - 36x + 8 -27x3 + 8 -27x3 + 54x2 - 18x + 8 answer:b 2.Find the 5th term in the expansion of the binomial. (2x - 4)8 -458,752x3 286,720x4 ...

**precalculus**

can you check my answers? 1.Find the binomial coefficient. 12C3 1320 17740800 48 220 answer:d 2.Find the binomial coefficient. (10/7) 720 120 240 172800 answer:b 3.Which of the following is equivalent to 10C6? 6C10 16C10 10C4 10C10 answer:c

**precalculus**

How would you describe a proof by mathematical induction?

**precalculus**

Is my answer correct? Which of the following shows the correct first step to prove the following by mathematical induction? 3 + 11 + 19 + 27 + … + (8n - 5) = n(4n - 1) ________________________________________ 3 + 11 + 19 + 27 + … + (8 • 1 - 5) = 1(4 • 1 - 1...

**precalculus**

Is my answer correct? Find Pk + 1 if Pk = 7 + 13 + 19 + ...+[6(k - 1)+1] + (6k + 1) ________________________________________ 7 + 13 + 19 + …+[6(k - 1) + 1] + (6k + 1) + [6(k + 1) + 1] 8 + 14 + 20 + …+[7(k - 1) + 1] + (7k + 1) 7 + 13 + 19 + …+(6k + 1) 7 + 13 + 19...

**precalculus**

Is my answer correct, I am confused by this question? Find the second difference for the sequence. 7, 6, 7, 10, 15, 22, …. 1 2 3 5 answer: 2

**precalculus**

can you check my answer? 2.Which of the following shows the best next step to prove the following by mathematical induction? n!>2^n, n?4 1. When n=1 the formula is valid because 4!>2^4 24>16 2.Assuming that k!>2^k show that (k+1)!>2^k+1 (k+1)!=k!(k+1) a.k!(k+1)&...

**precalculus**

Can you check my answers? 1.Which of the following shows the best next step to prove the following by mathematical induction? 3^n>n*2^n, n?1 1.When n=1, the formula is valid because 3^1 1*2^1 3>2 2.Assuming that 3^k>k*2^k a.3^k+1>k+1*2^k+1 b.3^k+1>k*2^k+1 c.4^k&...

**precalculus**

Can you check my answer? Which of the following shows the best next step to prove the following by mathematical induction? 1+4+7+10 + + (3n-2)=n/2(3n-1) 1.When n=1, the formula is valid because (3*1-2)=1/2(3*1-1) (3-2)=1/2(3-1) 1=1/2(2) 1=1 A. You must show that 1+4+7+10...

**precalculus**

Can you check my answers? 1.Which of the following shows the best next step to prove the following by mathematical induction? 3^n>n*2^n, n?1 1.When n=1, the formula is valid because 3^1 1*2^1 3>2 2.Assuming that 3^k>k*2^k a.3^k+1>k+1*2^k+1 b.3^k+1>k*2^k+1 c.4^k&...

**precalculus**

Are my answers correct if not which are right? Find the second difference for the sequence. 7, 6, 7, 10, 15, 22, …. 1 2 3 5 answer:a Find first differences for the sequence in order from a1 to a5. Determine whether or not the series is quadratic or not. -1, -3, -1, 5, 15 ...

**precalculus**

Find Pk + 1 if Pk = 7 + 13 + 19 + ...+[6(k - 1)+1] + (6k + 1) 7 + 13 + 19 + …+[6(k - 1) + 1] + (6k + 1) + [6(k + 1) + 1] 8 + 14 + 20 + …+[7(k - 1) + 1] + (7k + 1) 7 + 13 + 19 + …+(6k + 1) 7 + 13 + 19 + ...+[6(k - 1) + 1] + (6k7 +1) + (6k + 2) answer:D What is ...

**precalculus**

For question 1 Find Pk + 1 if Pk = 7 + 13 + 19 + ...+[6(k - 1)+1] + (6k + 1) there isnt an option for the answer Pk = 7 + 13 + 19 + ...+[6(k - 1)+1] + (6k + 1) + (6k + 7) so I am confused as to which is the correct answer. for question 3 Which of the following shows the ...

**precalculus**

Find a quadratic model for the sequence. -4, -4, -3, -1, 2

**precalculus**

find Pk + 1 if Pk=2K-1/k!

**precalculus**

Find a quadratic model for the sequence with the indicated terms. 3, 3, 5, 9, 15, 23, ...

**precalculus**

Prove the inequality for the indicated integer values of n. n! > 2n, n ? 4

**precalculus**

Find Pk + 1 for the given Pk. Pk = 1 + 6 + 11 + … + [5(k - 1) - 4] + (5k - 4)

**American Government**

1. B 2. D 3. A i just got 100%

**Problem solving**

Place a counter over the children. Draw the counter. Dont not what im suppose to do though.

**Probability & Stats**

The probability that Pete will catch fish on a particular day when he goes fishing is 0.8. Pete is going fishing 3 days next week. 1. The probability that Pete will catch fish on exactly one day is: a. .008 b. .096 c. .104 d. .8 Please show work

**social study's**

B) the gradual end of the nomadic lifestyle

**Algebra 2**

Describe the graph of y=1/2x-10 -3 compared to the graph of y=1/x

**Algebra2**

Does the relation in the table represent direct variation inverse variation or neither? If it is a direct or inverse variation, write an equation to represent the relation. (x,y) (5,2) (10,1) (15,2/3) (20,1/2)

**Physics**

A 54100 kg space ship has completed two thirds of its journey from the earth to the Moon. At this position, what magnitude force would the ship's engines have to supply to be the equilibrant? Assume the mass of the moon is 7.35E + 22 kg and the distance between the earth ...

**physics**

A bullet leaves a rifle with a muzzle velocity of 553 m/s. While accelerating through the barrel of the rifle, the bullet moves a distance of 0.648 m. Determine the acceleration of the bullet (assume a uniform acceleration).

**Math**

don't be rude. there is no purpose of you being here if you cannot help.

**math**

a lighthouse is 30m high. the angle of elevation from a ship to the top of the tower is 17 degrees. what is the horizontal distance from the ship to the lighthouse?

**Pre cal**

Fine a third degree polynomial function f(x) with real coefficients that has 4 and 2i are zeros and such that f(-1) =-50 4 21 -2i (x-4)(x-2i)(x+2i) (x-4)(x2+4) x3-16+4x-4x2 (x3-4x2+4x-16) -50=a(-1-4-4-16) -50=.25 a=2 Not understanding, please help

**algebra**

The area of a rectangle is 72 cm². The length. l, of the rectangle is 6 cm longer than the width, w. What is the width of the rectangle? 10 cm 8 cm 6 cm 2 cm

**math**

What is x on a 45,45,90 triangle if the hypotenuse is 145?

**physics**

An infinitely-long wire with resistivity 2.0*10^-8 ohm*m initially has 1.5 A of "conduction" current flowing through it. When the emf connected to the wire is turned off, this current stops in time of .6ns. Estimate the amount of displacement current created in the ...

**Physics**

I am uncertain on how to use gauss's law to derive the expression for the electric fields

**Physics**

An infinitely long, solid insulating cylinder with radius a has positive charge uniformly distributed throughout it with a constant charge per unit volume p. a) using Gauss's law, derive the expression for the electric field inside the cylinder r<a from the axis of the ...

**E.L.A**

conflict of orders

**mathematics**

so instead of putting 40 squared i would put 40^2 correct? Thank you!

**ALGEBRA**

I don't understand

**ALGEBRA**

what about the rest?

**ALGEBRA**

Create a rational function with a linear binomial in both the numerator and denominator. Part 1. Graph your function using technology. Include the horizontal and vertical asymptotes and the x- and y-intercepts on your graph. Label the asymptotes and intercepts. Part 2. Show ...

**Algebra**

is that the answer?

**Algebra**

Create a system of equations that includes one linear equation and one quadratic equation. Part 1. Show all work to solving your system of equations algebraically. Part 2. Graph your system of equations, and show the solution graphically to verify your solution.

**Algebra**

Scores on a statewide standardized test are normally distributed with a mean of 12.89 and a standard deviation of 1.95. Certificates are given to students whose scores are in the top 2% of those who took the test. This means that they scored better than 98% of the other test ...

**Math**

Ms. Sue?

**Math**

Maria wants to cover the box shown below with paper.Which of the following could be the dimensions of the paper so that Maria has enough to cover the box, including the ends, with a little left over? Shape: Rectangular Prism Length:8 in Width: 2 in Height: 2 in A) 8 in x 4 in ...

**Math**

Ms. Sue? Reed? Anyone?

**Math**

Maria wants to cover the box shown below with paper.Which of the following could be the dimensions of the paper so that Maria has enough to cover the box, including the ends, with a little left over? Shape: Reactangular Prism Length:8 in Width: 2 in Height: 2 in A) 8 in x 4 in...

**Math**

thanks!

**Math**

Find the surface area of the prism. Rectangular Prism L=13 m W=6 m H=5 m A) 48m B)346m**** C)780m D)195m Please help!

**Chemistry- polarity**

Is 2,4-Hexadiyne-1,6-diol a polar or non-polar compound? I think it is non-polar, based on the the high retention factor (0.89) I got from the TLC.

**LA**

thanks so much.

**LA**

This summer, we will host an exchange student from Ecuador. What is the prepositional phrase in the sentence? a) This summer b) we will host c) an exchange student d) from Ecuador **** please help!!

**LA (Ms. sue?)**

Thanks!

**LA (Ms. sue?)**

The phrase closest in meaning to destined for is a) meant for* b) married to c) interested in d) loved by please help idk if it's a or c!! Ms.Sue?

**math**

Solve each equation by using the Quadratic Formula. Round to the nearest tenth if necessary. 1.6x2 + 2x + 2.5 = 0

**math**

How is the squareroot of -1 classified?

**Social studies**

Thanks, Ms.Sue