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English-SEC Football

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Math
A football is kicked with an initial velocity of 42 ft/sec at an angle of 35 degrees with the horizontal. How far has the football traveled horizontally after 0.5 sec? round to nearest tenth. Could someone explain this please?

Math(repost)
A football is kicked with an initial velocity of 42 ft/sec at an angle of 35 degrees with the horizontal. How far has the football traveled horizontally after 0.5 sec? round to nearest tenth. Could someone explain this please? x=t|v|cos(x) x=t(42)cos35 x=42tcos35 y=t|v|sin(x)-...

English
Identify the correctly punctuated sentence. a. Throwing the football, is difficult for some people. b. Throwing the football, he pulled a muscle in his arm.*** c. Throwing, the football, kicking field goals and tackling are all important. d. Throwing the football he did not ...

Integration
Intergrate ¡ì sec^3(x) dx could anybody please check this answer. are the steps correct? thanks. = ¡ì sec x d tan x = sec x tan x - ¡ì tan x d sec x = sec x tan x - ¡ì sec x tan^2(x) dx = sec x tan x + ¡ì sec x dx - ¡ì sec^3(x) dx = sec x tan x + ln |sec x + tan x...

Physics.
A punter kicks a football at an angle of 45 degrees to the ground. The football has an initial velocity of 25 m/s, make a diagram and calculate: a) How long was the football in the air? b) How far does the football travel horizontally? c) What is the maximum height of the ...

English
1. When he was ill, he didn't play football. 2. Being ill, he didn't play football. ---------------------------- 3. If he is ill, he will not play football. 4. Being ill, he will not play football. ----------------------------- 5. Although he was ill, he played football. 6. ...

English-SEC Football
What would be 3 good subpoints for this mainpoint National Championship Records/Bowl Records?

Calculus 12th grade (double check my work please)
2- given the curve is described by the equation r=3cos ¥è, find the angle that the tangent line makes with the radius vector when ¥è=120¨¬. A. 30¨¬ B. 45¨¬ C. 60¨¬ D. 90¨¬ not sure A or D 2.) which of the following represents dy/dx when y=e^-2x Sec(3x)? A.3e^-2x ...

English
I split this sentence into 2 parts is the colon use correct between football and There's? I love college football: There’s nothing like the sound of a fully packed stadium.

calculus (check my work please)
Not sure if it is right, I have check with the answer in the book and a few integral calculators but they seem to get a different answer ∫ sec^3(x)tan^3(x) dx ∫ sec^3(x)tan(x)(sec^2(x)-1) dx ∫ tan(x)sec(x)[sec^4(x)-sec^2(x)] dx ∫ tan(x)sec(x)[(tan^2(x)+...

english
I love college football: there’s nothing like the sound of a fully packed stadium. Is the words college football capitalizedin this sentence?

physical science
A football player picks up.the football runs with it and throws it to a teammate, during which of these actions is work being done on the football?

Algebra
A football is kicked off the ground at an initial upward velocity of 20 m/sec. (We are using d=rt-5t^2) a. Calculate the altitude after 2.7 sec b. When will the ball be at 17 m above the ground? c. When is the ball at the highest point? d. How high is the ball at its highest ...

calculus
find dy/dx y=ln (secx + tanx) Let u= secx + tan x dy/dx= 1/u * du/dx now, put the derivative of d secx/dx + dtanx/dx in. You may have some challenging algebra to simplify it. Use the chain rule. Let y(u) = ln u u(x) = sec x + tan x dy/dx = dy/du*du/dx dy/du = 1/u = 1/(sec x + ...

Physics
a barefoot field-goal kicker imparts a speed of 30 m/s to a football at rest. If the football has a mass of 0.50 kg and time of contact with the football is 0.0025 s, what is the force exerted on the foot?

Calculus
Solve: The posistion of a particle moving along a coordinate line is s=sqrt(5+4t), with s in meters and t in seconds. Find the particle's velocity at t=1 sec. A) 2/3 m/sec B) 4/3 m/sec C) -1/3 m/sec D) 1/6 m/sec Thank you!

Math
The quarterback of a football team releases a pass at a heights of 7 feet above the playing field, and the football is caught at a height of 4 feet, 30 yards directly downfield. The pass is released at an angle of 35 degrees with the horizontal. The parametric equations for ...

Sport - Football
In FLAG FOOTBALL, how many players are allowed on the field at one time and what are their positions' names? Please help, I'm in Australia and Football just ain't as big as it is in some other countries.

Calculus AP
I'm doing trigonometric integrals i wanted to know im doing step is my answer right? ∫ tan^3 (2x) sec^5(2x) dx =∫ tan^2(2x) sec^4(2x) tan*sec(2x) dx =∫ (sec^2(2x)-1)sec^4 tan*sec(2x) dx let u=sec x, du= 1/2 tan*sec(2x) dx =1/2∫ (u^2(2x)-1) u^4 du =1/2&#...

algebra. help!
Start from 110 feet away, a person on a bicycle rides towards a checkpoint and then passes it. The rider is travelling at a constant rate of 30 feet per second. The distance between the bicycle and the checkpoint is given by the equation d=|110-30t| at what times is the bike ...

Math
Starting from 130 feet away, a person on a bicycle rides towards a checkpoint and then passes it. The rider is traveling as a constant rate of 25 feet per second. The distance between the bicycle and the checkpoint is given by the equation d=|130-25t|. At what times is the ...

Math
Starting from 130 feet away, a person on a bicycle rides towards a checkpoint and then passes it. The rider is traveling as a constant rate of 25 feet per second. The distance between the bicycle and the checkpoint is given by the equation d=|130-25t|. At what times is the ...

Precalculus
The quarterback of a football team releases a pass at a height of 7 feet above the playing field, and the football is caught at a height of 4 feet, 30 yards directly downfield. The pass is released at an angle of 35 degrees with the horizontal. The parametric equations for the...

physic
A football is kicked stright up into the air it hits the ground in 4.6 sec later, what was the greatest height reached?

Trig
Find secx if sinx = -4/5 and 270 < x < 360. tan^2x+1=sec^2x (-4/5)^2+1=sec^2x 16/25+1=sec^2x 17/25=sec^2x sqrt 17/5 I don't know if it should be positive or negative.

Math
105 students were asked if they liked soccer, rugby, or football. 4 liked only rugby, 40 liked rugby, 12 liked only rugby and football, 63 did not like football, 21 didn't like any, 16 liked only soccer and football, 60 liked soccer. How many liked only football? How many ...

Math
105 students were asked if they liked soccer, rugby, or football. 4 liked only rugby, 40 liked rugby, 12 liked only rugby and football, 63 did not like football, 21 didn't like any, 16 liked only soccer and football, 60 liked soccer. How many liked only football? How many ...

English
Football phrases: Can someone help me please? sdnieo ikkc, iocfnf cernro, afle-feirlk, awrd aypl, and udrnao. Can someone help me unscramble these words they are football phrases

math
They are planning to sell 75 year anniversary logo football to help raise money. an original full size logo football will sell for $22 and a miniature logo football will sell for $6. if they sell all 6000 footballs they ordered they can make $76000. Question - how many of each...

Science
A football player has to push a blocking sled the length of a football field. What are two ways the workload for the football player could be increased?

chemistry; kinetics
Use the following table to determine the average rate during the period 800 to 1200 seconds for the decomposition of H2O2. 2 H2O2(l) → 2 H2O(l) + O2(g) Time (sec) (H2O2)M 0 2.32 400 1.72 800 1.30 1200 0.98 1600 0.73 a] 1.2 x 10-3M/sec b] 1.6 x 10-3 M/sec c] 2.4 x 10-3M/...

Sport Strategies ~ Football
The sport of Association football is quite different from football in American culture. In the statements provided, select the one in which association football and american football are not similar. a. having players wear cleated shoes b. having players kick the ball during ...

physics
A boy hits a football high up in the air . He runs and catches the football before it hits the ground. Which of the two , the boyor the football has had the greater diplacement?

calculus trigonometric substitution
∫ dx/ (x^2+9)^2 dx set x = 3tan u dx = 3 sec^2 u du I = 3 sec^2 u du / ( 9 tan^2 u + 9)^2 = 3 sec^2 u du / ( 81 ( tan^2 u + 1)^2 = sec^2 u du / ( 27 ( sec^2 u )^2 = du / ( 27 sec^2 u = 2 cos^2 u du / 54 = ( 1 + cos 2u) du / 54 = ( u + sin 2u / 2) / 54 = ( arctan x/3 + ...

Science
a ball is thrown upward at a speed of 12 m/s. It will reach the top of its path in about: a) 0.6 sec b) 1.2 sec c) 1.8 sec d) 2.4 sec Please explain how you find the answer!!! I cannot figure it out

physics
A football player is running at a speed of 9m/s hits the goalpost and comes to a stop in 0.050 sec. Calculate his acceleration and compare it with that of gravity.

math
How do I derive the secant reduction rule? Integral (sec x)^n dx = Integral (sec x)^(n-2) * (sec x)^2 dx = Integral ((tan x)^2 + 1)^(n/2-1) * (sec x)^2 dx Doing a substitution with: u = tax x du = (sec x)^2 dx = Integral (u^2 + 1)^(n/2-1) * du At this point I'm stuck. Any ...

Physics
Football is kicked up into the air with a velocity of 20m/s. a. Determine the time the football is in the air. b. Determine the maximum height the football would reach. c. As the ball is kicked it encounters a weird horizontal wind that gives it a velocity of 5m/s. Determine ...

math
Given the argument and its Euler diagram, determine the syllogism is valid or invalid. Those who play football. don Football and studying donft mix Those who studt Don is a football player ˆdon does not study

Calculus PLEASE check my work ,
1.) which of the following represents dy/dx when y=e^-2x Sec(3x)? A.3e^-2x sec(3x) tan (3x)-2e^-2x Sec(3x)<<<< my choice B.)3e^-2x sec(3x)tan (3x)-2xe^-2x sec(3x) C.)3e^-2x sec(3x)tan (x)-2e^-2x Sec(3x) D.)3e^-2x sec(3x)tan (x)-2xe^-2x sec(3x) 2.)calculate dy/dx if...

Physics
A football player kicks a football with an initial velocity of 30m/s at an angle of 55 degrees relative to the flat ground. a)what is the speed of the football at its highest point b)find the highes point reached c)find the total time in the air d)how far is the football ...

Calculus
could anybody please explain how sec x tan x - ¡ì sec x tan^2(x) dx = sec x tan x + ¡ì sec x dx - ¡ì sec^3(x) dx What I don't understand about your question is what is ¡ì ? i just want to know if those two equations are equal, if yes, how did one go to the other. I'm ...

Math
Starting from 105 feet away, a person on a bicycle rides towards a checkpoint and then passes it. The rider is traveling at a constant rate of 35 feet per second. The distance between the bicycle and the checkpoint is given by the equation d = 105 - 35t. At what times is the ...

English
10th grade English question: In the sentence: The boys playing football look tired, what would the Participle Modifier, and Object of the participle be? I have been trying to figure it out on my own but I'm not sure if my answers are right. What I came up with was: participle-...

Math
Joey kicks a football with an initial velocity of 42'/sec at an angle of 35 degrees to the horizon. what is the longest field goal he can make if the crossbar is 10' high?

Calculus 12th grade (double check my work please)
1.) which of the following represents dy/dx when y=e^-2x Sec(3x)? A.3e^-2x sec(3x) tan (3x)-2e^-2x Sec(3x)<<<< my choice B.)3e^-2x sec(3x)tan (3x)-2xe^-2x sec(3x) C.)3e^-2x sec(3x)tan (x)-2e^-2x Sec(3x) D.)3e^-2x sec(3x)tan (x)-2xe^-2x sec(3x) 2.)calculate dy/dx if...

acceleration estimate
t(sec) 1 1.5 2 2.5 v(ft/sec) 12.2 1.3 13.4 13.7 velocity of an object moving along a line at various times. How do I estimate the object's acceleration(in ft/sec^2) at t=1 TIA t(sec) 1, 1.5, 2, 2.5 v(ft/sec) 12.2 ,1.3 ,13.4 ,13.7 The second velocity of 1.3ft/sec is an error, ...

math
In a group of 25 boys, 18 like Association Football whilst 14 like Rugby Football. How many like both kinds of football?

sociology
what is the role strain for a football team? is having a favorite football team primary or secondary what is the conflict for a football team?

maths
Help me on these questions! 1. The teacher's bill for €15 worth of copies and 8 English workbooks was €35. What did each workbook cost? 2. Patrick spent 30% of his money on a football and 60% of it on football boots. If Patrick had €3 left, how much money had he at the ...

Math
Please show me how to solve: Hannah took a survey of 500 students at her school to find out whether they liked baseball or football. The results are shown in the Venn diagram. How many of the students surveyed like football? 28% liked baseball, 32% liked both, 16% liked ...

physics
A football punter accelerates a football from rest to a speed of 8 m/s during the time in which his toe is in contact with the ball (about 0.16 s). If the football has a mass of 0.50 kg, what average force does the punter exert on the ball?

physics
A football punter accelerates a football from rest to a speed of 10 m/s during the time in which his toe is in contact with the ball (about 0.16 s). If the football has a mass of 0.50 kg, what average force does the punter exert on the ball?

physics
A football punter accelerates a football from rest to a speed of 10 m/s during the time in which his toe is in contact with the ball (about 0.16 s). If the football has a mass of 0.50 kg, what average force does the punter exert on the ball?

physics
a football punter accelerates a football from rest to a speed of 7 m/s during the time in which his toe is in contact with the ball (about 0.18 s). If the football has a mass of 0.50 kg, what average force does the punter exert on the ball?

physics
A football punter accelerates a football from rest to a speed of 9 m/s during the time in which his toe is in contact with the ball (about 0.22 s). If the football has a mass of 0.50 kg, what average force does the punter exert on the ball?

calculus
Use integration by parts to evaluate the integral of x*sec^2(3x). My answer is ([x*tan(3x)]/3)-[ln(sec(3x))/9] but it's incorrect. u=x dv=sec^2(3x)dx du=dx v=(1/3)tan(3x) [xtan(3x)]/3 - integral of(1/3)tan(3x)dx - (1/3)[ln(sec(3x))/3] - [ln(sec(3x))/9] What am I doing wrong?

college physics
A football punter accelerates a football from rest to a speed of 7 m/s during the time in which his toe is in contact with the ball (about 0.26 s). If the football has a mass of 0.50 kg, what average force does the punter exert on the ball?

Chemistry Ap
A sprinter completes the 100 yard dash in 9.30 seconds. How long would it take her to complete 100. meters if she continued at the same speed? 1. 10.2 sec 2. 10.9 sec 3. 10.7 sec 4. 9.30 sec

Physics
A football punter accelerates a football from rest to a speed of 9.1 m/s during the time in which his toe is in contact with the ball (about 0.247 s). If the football has a mass of 484 g, what average force does the punter exert on the ball?

Physics
A football punter accelerates a football from rest to a speed of 9.1 m/s during the time in which his toe is in contact with the ball (about 0.247 s). If the football has a mass of 484 g, what average force does the punter exert on the ball?

Physics
A football punter accelerates a football from rest to a speed of 9.1 m/s during the time in which his toe is in contact with the ball (about 0.247 s). If the football has a mass of 484 g, what average force does the punter exert on the ball?

8th grade math
You and your friend collect football cards.You tell your friend,"I have three times the number of football cards as you have." Your friend replies " You only have 80 more football cards than i have." How many football card do each of you have?

Physics
The southwest corner of a football field is selected as the origin of a rectangular coordinate system. A football is placed on the field at (x, y) = (37.7 m, 62.2 m). How long would it take a student, walking at a speed of 1.93 m/s, directly from the corner towards the ...

Calc
If f(x)= sec x, find f"(Pi/4) I am not sure how to take the 2nd derivative? f'(x)= sec x tan x f"(x)=??? Is it f"(x)= (sec x tan x)(sec^2x)??? Please Help!

calculus
the height in feet of a rocket from ground level is given by the function f(t)= -16t^2+160t. what is the instantaneous velocity of the rocket 3 seconds after it is launched? A 32 feet/sec B 64 feet/sec C 12 feet/sec D 10 feet/sec E 8 feet/sec

statistics
The time (sec) that it takes a librarian to locate an entry in a file of records on checked-out books has an exponential distribution with lambda symbol=0.5. a)What proportion of all location times are less than 20 sec? At most 20 sec? Atleast 25 sec/ Between 10 sec and 25 sec...

math
Determine all the possible values of x where 0 deg is more than or equal to x and x is more or equal to 360 deg such that i'm not sure the solution, please correct it and how to find the x value, 2 tan x - 1 = cot x solution: (sec x -1)(sec x + 2) = 0 sec -1 = 0 , sec x + 2 = ...

Science
Predict when a fast toy car can pass a slower toy car . I marked off a distant of 1.5 meters and recorded the time it took the cars to reach the finish line. How do I create a graph and make a prediction? The fast car times were .87 sec. ,.94 sec. ,and .97 sec. the slow car ...

Math
A football arena measures 100ft. wide by 200ft long.The games are played on a similar rectangular field that's 150ft. long. What is the width of the football field? What is the perimeter of the football field?

physics
a train starts from rest and accelerates uniformly to achieve a velocity of 20m/sec in 10 sec.then train maintains this speed for next 200 sec.the breaks are then applied and train comes to rest in next 50 sec.calculate a)acceleration in first 10 sec. b)acceleration in last 50...

physics
a train starts from rest and accelerates uniformly to achieve a velocity of 20m/sec in 10 sec.then train maintains this speed for next 200 sec.the breaks are then applied and train comes to rest in next 50 sec.calculate a)acceleration in first 10 sec. b)acceleration in last 50...

physics
a train starts from rest and accelerates uniformly to achieve a velocity of 20m/sec in 10 sec.then train maintains this speed for next 200 sec.the breaks are then applied and train comes to rest in next 50 sec.calculate a)acceleration in first 10 sec. b)acceleration in last 50...

Algebra
Adam kicks the football in his backyard. The path of the football when kicked can be represented by the quadratic function y = - 16{x^2} + 85x where x is the horizontal distance (in feet) and y is the height (in feet). How far does Adam kick the football? Express your answer ...

calculus
Did I do this problem right? Find the first and second derative-simplify your answer. y=xtanx y'= (x)(sec^2 x)+(tanx)(1) y'= xsec^2 x + tanx y"= (x)(2secx)(secxtanx)+sec^2 x + sec^2 x y"=2xsec^2 x tanx + 2 sec^2 x

math
How would you establish this identity: (1+sec(beta))/(sec(beta))=(sin^2(beta))/(1-cos(beta)) on the right, sin^2 = 1-cos^2, that factor to 1-cos * `1+cos, then the denominator makes the entire right side 1+cosB which is 1+1/sec which is 1/sec (sec+1) qed using sec(beta) = 1/...

Math
The total number of football (x) and basketball (y) is 180. There are 30 more football than basketball. How many of each basketball and football are there?

physics
a kicker kicks a football from the 5 yard line to the 45 yd line ( on the same half of the field). Ignoring air resistance, where along the trajectory is the speed of the football a minimum. what formuls is used and show work a) at the 5 yd line, just after the football leaves...

Pre Calculus
Prove that the equation is an identity. sec x/(sec x -tan x)=sec^2 x +sec x tan x

calculations
convert the following times from seconds to minutes... 510 sec. 270 sec. 450 sec.

Pre-Cal
I'm trying to do this identities homework and i can't figure this one out. sec^4x + (tan^2x)(sec^2x)= sec^4x

physics
if a bird travels 150 cm for 10 sec then 100 cm for 10 sec and then 200 cm for 5 sec. What was the birds average speed?

trig
how do you start this equation i've been tryng it for 20min. sec^6x(secxtanx)-sec^4x(secxtanx)=sec^5xtan^3x ec^6x(secxtanx)-sec^4x(secxtanx)=sec^5xtan^3x Factor out a sec^5 tan and divide thru. Left is sec^2 x = Tan^2 x Then this should reduce to sin^2 x = cos^4 x take the ...

physics
1\ Acar is moving with acceleration 200 m in 50 sec reached to velocity 10 m\sec .what the total distance the car moved in 60 sec

physics
1\ Acar is moving with acceleration 200 m in 50 sec reached to velocity 10 m\sec .what the total distance the car moved in 60 sec

Physica
Acar is moving with acceleration 200 m in 50 sec reached to velocity 10 m\sec .what the total distance the car moved in 60 sec.

PHYICAL
Acar is moving with acceleration 200 m in 50 sec reached to velocity 10 m\sec .what the total distance the car moved in 60 sec.

English
I'm not too sure about the answer to these questions, just want to double check. 3. What mood is conveyed by the words, “I am all longing,” in line 29 of “The Wife’s Lament”? angry frantic (my answer) hopeless 5. Which sentence BEST combines the ideas shown below? ...

english
Which sentence BEST combines the ideas shown below? (I put an arrow on the one I think the answer is) --->A.The football player did not seem seriously injured. As a precaution, the trainers moved him carefully. B.The football player did not seem seriously injured, and as a ...

Calculus
A sphere is increasing in volume at the rate of 3(pi) cm^3/sec. At what rate is the radius changing when the radius is 1/2 cm? The volume of a sphere is given by V=4/3(pi)r^3. A. pi cm/sec B. 3 cm/sec C. 2 cm/sec D. 1 cm/sec E. .5 cm/sec

Calculus
A sphere is increasing in volume at the rate of 3(pi) cm^3/sec. At what rate is the radius changing when the radius is 1/2 cm? The volume of a sphere is given by V=4/3(pi)r^2 A. pi cm/sec B. 3 cm/sec C. 2 cm/sec D. 1 cm/sec E. .5 cm/sec

geometry
Kristen lives directly east of the park. The football field is directly south of the park. The library sits on the line formed between Kristens home and the football field at the exact points where an altitude to the right triangle formed by her home, the park, and the ...

Calculus
How do I find the critical values? y= 4/x + tan(πx/8) What I did is I simplified it to y= 4x^-1 + tan(πx/8) then I took the derivative y'= -4x^-2 + (π/8)(sec(πx/8))^2 Then I simplied it y'= -4/x^2 + (π/8)(sec(πx/8))^2 then I found a common ...

stats
An athletic director found that 31% of the football players have an A average in school. If 2% of the students at the school play football, what is the probability that a student chosen at random will be a football player with an A average? suppose a normal distribution has a ...

Trigonometry
Simplify each expression using the fundamental identities. 1. Sec x csc x / sec^2x+csc^2x 2. Sec x + tan x / sec x + tan x - cos x

Chemistry 2
For a second order reaction A <--> B, calculate the t1/2 (half life) and the k(constant) and also fill in the blanks. A (concentration) t(time) 20 0 sec 10 ? 5 40 sec 3 ? ? 200 sec t1/2=? k=?

geometry
find the geometric mean of the pair of numbers 99 and 11 kristen lives directly east of the park the football field is directly south of the park the library sits on the line between kristens home and the football field at the exact point where an altitude to the right formed ...

physics
Mr.FIsher can kick a 2 kg football upwards at 20m/s, how high does the football travel?

Physics
What acceleration is imparted to a football when the player kicked it with a force of 25 N? Mass of a football = 0.40 kg.

Math
90 members of a sport club plays at least one of the game tennis,football and volleyball,10 plays tennis and football,19 play football and volleyball and 29 plays tennis and volleyball.x people plays all the 3 games,while x people each play only one game how many play football...

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