Algebra

Algebra
5. What is the inverse of f if f(x) = ^3√x-7 8. Multiply and simplify if possible. √5x(√x-5√5) 10. 7^1/3 * 7^2/3

Algebra 2B
What is the loop that forms after many iterations when the initial value of g is 1.72? g(x)= -2|x-2|+4 I tried to do this but it isn't looping so I think I'm doing it wrong. Help!

Algebra 2
Rayburn's boat has a speed of 14 mph in still water.The total time required for Rayburn to make a round trip from his home on the river to his favorite fishing hole is 7 hrs. If the speed of the current is 2 mph, what is the distance from Rayburn's home to the fishing hole?

Algebra
Solve –(5)–1 A. –1/5 B. –5 C. 5 D. 1/5

algebra 2
If y = 4x + 14, what is the value of y divided by -4? I'm really confused on this. One way I tried solving it was by making x equal 0. y = 4(0) + 14 y = 14 and then y / -4 14 / -4 which simplifies to -7/2 Is that correct?

aljebra
solve austy is 22 years older than boboy in 2 years austy will be three times as old as she boboy .how old are they now algebra

Algebra I
What is the sum or difference? 2x^4 - 8x^4 a. -6x^8 b. -6x^4 *** c. -16x^4 d. -16x^2

Algebra
They cruise ship travels 20 miles due north, then 35 miles due east. How far is the ship from where it started?

Math Algebra Help
The men’s U.S open tennis court is held annually in Flushing Meadow New York City. In the first round of the tournament, 64 matches are played. In each successive round, the number of matches decreases by 1/2. Make a rule for the number of matches played the nth round. For ...

Math - Algebra
An architect is designing a building in the shape of a rectangular pyramid. The number of windows on each floor forms an arithmetic sequence. There are 76 windows on the 7th floor, 68 on the 8th floor, and 4 on the very last floor Find an explicit formula to show this sequence...

Algebra
Felicia took out a simple interest loan at 12 percent interest for 6 months.her previous balance is$2460.what is the final payment of the loan is paid off with the next payment

math, algebra, word problems
Greg and Gary start a bicycle race at the same place and time.Greg travels at a constant speed of 16 miles/hour and Gary at a constant speed of 12 miles/hour. Greg finishes the race 2 hours ahead of Gary. How many miles did Greg travel in the race? Please help me with a simple...

Algebra
1.) f(x) = 3x - 7 and g(x) = -2x - 6. Find (f ° g)(4) 2.) What is the inverse of the given relation? y = 3x + 12 3.) Rewrite ^3 sqrt 27x - 81 - 5 to make it easy to graph using translation. Describe the graph. I need help with my last 3 questions.

Algebra
Find the exact value of sin(u/2), cos(u/2), and tan(u/2) using the half-angle formula, given that cscu = -5/3 and π < u < 3π/2

algebra
For the following question, please reference the graphic at: screenshots<dot>firefox<dot>​com/cjbaIYetsJhJJimy/ds055uzetaobb<do​t>cloudfront<dot>net Pictured is the graph of the equation 4x²=y(1-y)(2-y)² rotated around the y-...

Algebra 1
If two dice are rolled, what is the probability that their sum will be a number greater than 5? [A] 1/6 [B] 1/3 [C] 13/18 [D] 5/6 [E] None of these I think it's [C], but that's just a wild guess.

Algebra
Christian is 3 times as old as Marie. Marie is 12 years younger than Christian. How old is Christian?

Algebra
Adult tickets to a play cost 20.50, and student tickets are 16.00. Ms powers can spend no more than 120.00 on tickets. If she buys 3 student tickets, how many adult tickets is she able to buy? Use a linear inequality in two variables to explain your reasoning.

algebra 9th grade
write this in exponential form ^7 square root of b (7 is on outside as an exponent) thanks!

algebra
if a function consists of the set of ordered pairs {(0,1),(1,2),(2,5),(3,10)}, what is the range of the function? -{0,1,2,3} -{0,2,5,10} -{1,2,5,10} -{1,1,3,7}

Algebra and Geometry
Hi I have a question about my homework but my teacher doesn't explain to us very well so if someone can help me out.. iw ould appreciate it. Thank you. Find the quotient and remainder for x^5-x^4+7x^3-7x^2+5x-10/ x-1 thank you so much (:

Algebra Readiness (Pre-Algebra) B
Find the surface area for a cylinder with a height of 20 and a radius of 6. Use 3.14 for pi and round to the nearest whole number. 180 ft 720 ft 433 ft 135 ft I thinks it is 720 ft.

Math calculus 2
A propane tank is in the shape generated by revolving the region enclosed by the right half of the graph of (4*x^2)+(64*y^2)=144 and the y-axis about the y-axis. If x and y are measured in meters find the depth of the propane in the tank when it is filled to one-quarter of the...

Algebra
Solve the following problem: –43 + 17 = A. 60 B. 26 C. –26 D. –60

Algebra
Radio signals travel at a rate 3 * 10^8 of meters per second. How many seconds would it take a radio signal to travel from a satellite to the surface of the Earth if the satellite is orbiting at a height of 3.6 * 10^7 meters? A.) 8.3 seconds** B.) 1.2 * 10^-1 seconds C.) 1.08...

Algebra 2
Given the exponential function A(x) = P(1 + r)x, what value for r will make the function a decay function? r = −2.1 r = 2.1 r = 0 r = 0.1

ALGEBRA I
Last spring Steve joined a health club. The club charges a one-time enrollment fee of $150.00 plus a $25.00 monthly fee. Let n represent the number of months Steve pays for membership. Which of the following best represents the domain of the situation?

Algebra 2
Describe the transformation to the parent function in order to graph the following function, then write the equations of the Vertical and Horizontal Asymptote. Y = _-2___ + 4 x

Algebra 2
Describe the transformation to the parent function in order to graph the following function, then write the equations of the Vertical and Horizontal Asymptote. Y = _1__ + 5 x- 3

Algebra 2
Jimmy is wanting to fence a rectangular area of his land along Elm Creek. He will only need to fence 3 sides. If Jimmy has 2000 ft of fencing and wants to enclose the largest possible area, determine the dimensions of the rectangular plot. Hint: Write an Area function in terms...

Algebra 2
Find the A) Constant of Variation, B) the Equation of the Variation, and the C) the Solution The volume V of gas varies inversely to the pressure P. The volume of a gas is 200 cm^3 under pressure of 32 kg/cm^2. What will be its volume under pressure of 40 kg/cm^2?

Algebra 2
Find the A) Constant of Variation, B) the Equation of the Variation, and the C) the Solution Y varies directly with x. If y = -4 when x = 2, find y when x = 6.

Algebra 2
Find the A) Constant of Variation, B) the Equation of the Variation, and the C) the Solution Suppose B varies directly with C and inversely with D and the cube root of A. B = 4 when A = 27, C = 2, and D = 5. Find B when C = 3, A = 64, and D = 6.

Math? Algebra?
Jason set a goal for himself to get a score no higher than 84 on his next round of golf. Write the inequality that represents all the possible scores, x, that Jason could get on his next round of golf.

Algebra
The discount rate on a jacket at West Mug Clothing is 30% off the original price. The sale price is $50.40. What was the original price?

algebra
(2^-4 . z^-3)^5 Help is it 2^20 . z^15

algebra
what is( 3^6 /y^-5) ^2 thanks..I think it is 3^12/y^-10

Pre-Algebra
If you used the rule (3x + 1, 3y – 4) to transform Mug into a new figure: How would the angles of the new figure compare to Mug’s angles?

Algebra 1
Determine if the number is written in scientific notation. 4.8 * 100^7 A.) No, it is not written as a number times a power of 10.* B.) Yes, the number is written in scientific notation. C.) No, the first factor is not a number between 1 and 10. 5.1 * 10^-8 A.) Yes, the number ...

Algebra
What are the next three terms in the sequence? -3 6 15 24 Geoff planted dahlias in his garden... please help with Lesson 13 Functions Unit Test Algebra for Connections Academy!

Algebra
What is 2 3/2 equal to? A.2sqrt8 B.3sqrt8 C.3sqrt16 D.2sqrt16 Is it c? I'm not 100% sure on how to solve this.

Pre-Algebra
Find the perimeter ( I am not sure of the step) Can someone help me PLease If a rectangle whose dimensions ar e8 1/2 in.x 3 3/4 in. am I to multiply because this is what i got 0.020564475m^2 please get me going in the right direction . Thank you in advance for the help.

Algebra 2 f(x) transformation
the graph of f(x)=sin (x) is transformed into a new function g(x) by stretching it vertically by a factor of 4 shifting it 3 units to the right. what is the equation of the new function g(x)?

Algebra
I know this is very simple for some but i find it hard to get the roots, so please bear with me and help me. Thank you. x^3 - 2x2 + 1 = 0.

Math algebra
It say to find the area of the irregular shape and it's a semi circle with the diameter of 5 and a square measure 8 and I got the area of the rectantagle which is 40 and now I got to find the area of the semi circle but it say the radius for the formula and I can't find get ...

Algebra
1. What is the shape of the bases for the following polyhedron? A. Triangle B. Square C.rectangle D. Circle 2. What is the best name for the given solid figure? A. Rectangular pyramid B.rectangular cone C. Rectangular prism D. Rectangle 3. How many lateral faces are there in ...

math
Make a box and whisker plot of the data, Algebra final exam scores 88, 92, 60, 80, 97, 58, 81, 47, 83, 65, 72, 78, 90, 92, 94, 87, 80, 50, 60, 52

Pre algebra
I need the answers to unit 2 lesson 13 pre algebra unit test

Pre Algebra (8th)
Find the volume of the triangular prism. A triangular prism is shown. The front triangular face of the prism has a base measure of 12 feet and perpendicular height of 2 feet. The length of the prism between the triangular faces is 18 feet. A. 864 ft3 B. 432 ft3 C. 216 ft3 D. ...

Algebra
With a tail wind, a light plane can fly 720 km in 2h. Going against the wind, the plane can fly the same distance in 3 h. What are the wind speed and the air speed of the plane?

Algebra
The height h (in feet) of an underhand volleyball serve can be modeled by h=−16t2+30t+4, where t is the time in seconds. After how many seconds is the ball 16 feet above the ground? Round your answers to the nearest tenth. The ball is 16 feet above the ground after about ...

Algebra 1
I get a bit confused so I hope someone can help with this question Consider the total amount that you are willing to spend on the buisness and how much it will cost you to make your items. Write an inequality that represents the fact that while making each item you cannot ...

Algebra
Let g(x)=3x+2 and f(x)=(x-2)/3 Find the value. f(g(0)) I think I figured out part of it. g(0)=3(0)+2=2 g(2)=3(2)+2=8 f(8)=((8)-2)/3=6/3=2 If this is correct, idk where to go from here.

algebra
factorise 9- a^6+2a^3b^3-b^6

algebra
Which number is in scientific notation A. 3.4 x 100^2 B. -5x10^-12*** C. 0.84x10^6 D. 7.8x10^5

Algebra 2
According to a survey conducted in 1990 by Independent Sector, the percent of their incomes that Americans give to charities is related to their household incomes. For families with annual incomes between $5000 and $100,000, the percent is modeled by P = 0.0014x^2 − 0.1529 x...

pre algebra
matthew mixes pretzels that sell for $1.50 a pound with cereal that sells for $3.00 per pound. he wants to make 12 pounds of mixture to sell for $2.00 a pound. how many pounds of each should he use?

Algebra
Billy was playing a trivia game. According to the rules, Billy would receive 25 points for each question he answered correctly but would lose 50 points for each question he answered incorrectly. At the end of the game, Billy had a total of 450 points. He had 5 times as many ...

Algebra
I have a pair of supplementary angles, the measure of one angle is 8 times the measure of the other. What is the measure of the larger angle? What is the measure of the smaller angle?

Algebra I
It is the grand opening of a local supermarket. Every 5th customer will receive a coupon for a free turkey and every 7th customer will receive a coupon for a free half gallon of ice cream. If 400 customers come in on opening day, how many people will get both a coupon for a ...

Pre-Algebra
What are all the triangles classified by side? Click all that apply. Equilateral Acute Obtuse Isosceles Scalene Right

algebra
Let A be an m×n matrix and b ∈ R m. Prove that the system of equations Ax = b is inconsistent if and only if there is a leading term in the last column of row echelon form of the augmented matrix

Algebra
Jack and Jill regularly run around an 800-meter track, but Jack runs 2 m/s faster. If they start from the same point on this track, and run in the same direction, Jack will eventually pass Jill in 6 minutes and 40 seconds. What is Jill's speed?

Is this correct? Algebra
9. Joe wants to fence a rectangular pen for his goats. the length of the pen should be at least 60 ft, and the distance around should be no more than 260 ft. Which system of inequalities and graph represent the possible dimensions of the pen? I want to know if I am correct... ...

algebra
A bouncy ball bounces 16 feet high on its first bounce and exactly half as high on the next bounce. For each later bounce, the ball bounces half as high as on the previous bounce. How many inches high does the ball bounce on its seventh bounce?

Pre-Algebra
Find the lateral area of a square pyramid with the base edge as 8 m and the height as 22 m.

algebra 1
Solve the following problem: Kate bought a car for $20,000. A study shows that a car will depreciate (go DOWN in value) by 15% each year. How much is Kate's car worth after 5 years? a) Formula used: ___________________________________ b) Substitute values: ...

Algebra
Billy was playing a trivia game. According to the rules, Billy would receive 25 points for each question he answered correctly but would lose 50 points for each question he answered incorrectly. At the end of the game, Billy had a total of 450 points. He had 5 times as many ...

Algebra
I have a pair of supplementary angles, the measure of one angle is 8 times the measure of the other. What is the measure of the larger angle?

Algebra
I have a set of complementary angles, the measure of one angle is 8 degrees less than the measure of the other. What is the measure of the larger angle? What is the measure of the smaller angle?

Algebra
Currently, one-fourth of the members of a local club are boys, and there are 80 members. If no one withdraws from the club, what is the minimum number of boys that would need to join to make the club one-third boys?

algebra
A pump can be adjusted to empty a 1000-liter pool at different rates. When operated at a rate of R liters per minute, the pump takes T minutes to empty the pool. Which equation below relates R and T correctly?

Math- Algebra
A mother wants to invest $15000 for her children's education. She invest a portion of the money in a bank certificate of deposit which earns 4 percent and the remainder in a savings bond which earns 7 percent. If the total interest earned after a year is $900 how much money ...

algebra
What is the average rate of change from 0.04 to 0.06 to 0.15 to 0.25 to 0.33. I am doing some reserch on the price of an item here is my information but, I can't remember the formula or find it in my textbook. I could really use some help.

Algebra
A rectangular playground has an area represented by 3x^2+14x+8. If its width is represented by 3x+2, what could be its length? I just need to figure out how to solve it, not the actual answer. Thanks!

algebra
Assume that y varies inversely as x. If y is 2.4 when x = 5, which is an equation that relates x and y?

algebra
A pump can be adjusted to empty a 1000-liter pool at different rates. When operated at a rate of liters per minute, the pump takes minutes to empty the pool. Which equation below relates and correctly?

algebra
The time it takes to finish a job varies inversely as the number of workers helping with the job. If 8 workers require 12 hours to finish a job, how much time would 18 workers require to finish the same job?

algebra
According to Boyle’s law, the volume V of a gas varies inversely to the pressure P exerted by the gas. The volume of a given gas under a pressure of 32 kg per cm2 is 200 cm3. What will be the volume of this gas when the pressure exerted is 40 kg per cm2?

algebra
Write the number 2.4 in the form , using integers, to show that it is a rational number

Algebra 1- Exponential Growth & Decay
How are exponential growth and decay present in the real world? Give at least 2 examples for exponential growth and 2 examples of exponential decay. My Answer: I have only been able to think of one example of exponential growth which is hair growth. From 2012, the length of ...

algebra
The force, F, needed to break a board in a martial arts class varies inversely with the length, L, of the board. If it takes 24 pounds of pressure to break a board 2.5 feet long, how many pounds of pressure would it take to break a board that is 18 inches long?

algebra
The light intensity of a light bulb varies inversely as the square of the distance from the light bulb. The function I(d) =   k/d^2 models this situation, where I is the light intensity, d is the distance from a light source, and k is a constant. If the light intensity 6 ...

Pre-algebra Math
George is a salesperson in a jewelry store and earns $100 per week, plus 10% of his weekly sales. If George makes $425 in one week , what are his sales for that week? $5,250 $4,250 $4,000 $3,250***** I think its D but I'm not certain. Can someone please correct me if I'm wrong...

algebra 2
The mass of the particles that a river can transport is proportional to the sixth power of the speed of the river. A certain river normally flows at a speed of 3 miles per hour. What must its speed be in order to transport particles that are 200 times as massive as usual? ...

Algebra
What are the real and complex solutions of the polynomial equation? x^4 - 41x^2 = -400

Algebra
7. Divide -2x^3 - 5x^2 + 4x + 2 by x + 2 A. -2x^2-x+6 B. -2x^2-x+6, R 14 C. -2x^2-x+6, R 10 D. -2x^2-9x+22, R -42 8. x^3 - 4x^2 + x + 26 = 0 A. 3+_ 2i, -2 *I think its this one* B. -3+_2i, -2 C. 3+_2i, 2 D. -3+_2i, 2

Pre Algebra
Paula sold 35 packages of wrapping paper for this year’s Booster Club fundraiser. This is one less than twice the number of packages that she sold last year. How many packages did Paula sell last year? Please help...

Algebra
Jacob weighs 64 pounds. Together, he and his sister weigh eight pounds more than two times the weight of his sister. What is the weight, w, of Jacob’s sister? Halp

Algebra
Help meh solve and show the process pls r/15 (is great or than or equal to) -3 Thank you

Maths/algebra
Plz help me solve -6 - 7 (c+10)

AlgebrA
Please halp 5.4+0.2x=-1.4x+8.6

Algebra
Explain the process after Thx 2(2-2x)=-3x

Algebra
How do I complete this? Please show me the steps x/4 - 5 = -8

Algebra
-9x - 5 = -95 I did +5 on both sides and got -9x = -90 Which then I added both sides by 9 and got X = -85 It tells me I got the answer wrong Where did I go wrong?

Algebra
Find four consecutive natural numbers if you know that the product of the first two is 38 less than the product of the following two numbers.

Algebra
-5+i/2i I’m lost on this question and don’t know how to finish here is what I got -5+i/2i*-3 on both sides?

Algebra I
Determine if the number is written in scientific notation. 4.8 x 100^7 a. no, it is not written as a number times a power of 10 b. yes, the number is written in scientific notation **** c. no, the first factor is not a number between 1 and 10

algebra
Tatiana left the coffee shop traveling 8 mph. Then, 3 hours later, Laura left traveling the same direction at 20 mph. How long until Laura catches up with Tatiana?

Just Help- Algebra
What is the Sum of the interior angles for a pentagon? 900 degrees 540 degrees 720 degrees 108 degrees

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Homework Help: Math