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Questions (414)

Solve for x.log x + log 4x = 2
1. 1 answer
2. 386 views
Using the formula for present worth, a=y/(1+n)^t, in how many years will it take for $50,000 accumulate to $70,000 at 15%
1. 1 answer
2. 382 views
The barometric pressure in inches of mercury at a height of h feet above sea level isp=30.0e^-kh where k=3.83*10^-5. At what
1. 1 answer
2. 522 views
The current i in a certain circuit is given byi=6.25e^-125t (amperes) where t is the time in seconds. At what time will the
1. 1 answer
2. 1,041 views
How to find(7.27)^x=86.8
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2. 379 views
How to find(7.27)^x=86.8
1. 0 answers
2. 293 views
How to find2^x=7
1. 1 answer
2. 280 views
The number of oscillations made by a pendulum in a given time is inversely proportional to the length of the pendulum. A certain
1. 1 answer
2. 613 views
log x/3 + log y/2
1. 0 answers
2. 272 views
A jet leaves the Charlotte, North Carolina, airport traveling at an average rate of 564 km/h. Another jet leaves the airport one
1. 2 answers
2. 642 views
A golf ball is hit with a velocity of 24.5 m/s at 35.0 degrees above the horizontal. Finda) the range of the ball, and b) the
1. 1 answer
2. 3,270 views
From a point on the ground 25 ft. from the foot of the tree, the angle of elevation of the top of the tree is 32 degrees. How do
1. 2 answers
2. 2,809 views
More than 200 billion grocery coupons are distributed each year for discounts exceeding $84 billion. However, according to a
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2. 496 views
More than 200 billion grocery coupons are distributed each year for discounts exceeding $84 billion. However, according to a
1. 0 answers
2. 904 views
Statistical Abstracts (117th edition) reports sale price of unleaded gasoline (in cents per gallon) at the refinery. The
1. 1 answer
2. 749 views
The probability that a person has an unlisted telephone number is 0.15. The district manager ofa political action group is
1. 0 answers
2. 596 views
Rombus ABCD has an area of 264 square units. If DB =12 units find AC.
1. 1 answer
2. 627 views
find the area of a pentagon with the co ordinates of A(0,4) B(3,2) C(3,-1) D(-3,-1) E(-3,2)
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2. 378 views
How would you prepare a standard solution of 1m HCL(5.6 of HCL is 1.18)?
1. 1 answer
2. 373 views
Balance = 1530Interest = 30 Rate = .06 Time = ?
1. 1 answer
2. 282 views
what mass of formic acid must be dissolved in 250 ml of deionized water to produce a solution of pH 1.83?[ka of
1. 1 answer
2. 580 views
A hiker shouts towards a vertical cliff 465 m away. The echo is heard 2.75 s. later. The wavelength of the sound is 0.750 m.
1. 1 answer
2. 861 views
A standing wave moves back and forth in a 150 cm long container with a frequency of 0.3 HZ. What is the velocity of the wave?
1. 1 answer
2. 520 views
A car is traveling around a horizontal circular track with radius r = 240 m at a constant speed v = 25 m/s as shown. The angle
1. 2 answers
2. 1,165 views
How much greater is 4x+280 than 3x+125
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2. 313 views
Over July 16, 1882, a massive thunderstorm over Dubuque, Iowa, produced huge hailstones. The diameter of some of the hailstones
1. 4 answers
2. 1,544 views
Problems the government faced in mobilizaing the public and the economy and the rising of an army for world war 1
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2. 494 views
I just want to know if anyone can help me in determining if I am on track with this assignment and if anyone can point out where
1. 1 answer
2. 892 views
How would you solve the following 2 equations for "X"?x-4(divided by)12=7(divided by3 and 100(divided by)30=4(divided by)3x
1. 2 answers
2. 812 views
A 24-cm segment is divided into two segments. One segment is three times as long as the other. Find the lenghts of both
1. 1 answer
2. 534 views
Simplify each rational expression.1. (x^2+1)/(x+1) 2. (y^2+4)/(y+2) Check Answers: 3.(2t^2+6t+4)/(4t^2-12t-16) Answer:
1. 1 answer
2. 456 views
Why is there less phosphate in New Zealand soils?
1. 0 answers
2. 390 views
in a reaction,2 NO2(g), <=> N2O4 the rate of disappearance of N2O4 is 2.95 mol/min. What is the rate of disappearance of NO2?
1. 1 answer
2. 653 views
Simplify each expression. Write your answers using positive exponents.Check Answers Please: 1) 2^3*2^4 = 2^7 2)10^6/10^9 =
1. 3 answers
2. 1,518 views
To make the Chinese dish "dragon's beard noodles," fold a 5 ft. strand of dough in half. Stretch the dough back to its original
1. 3 answers
2. 533 views
The value of an investment t years after you make an initial deposit of $500 depends on the interest rate I. Find the value of
1. 1 answer
2. 515 views
I need to know a quadratic equation that have:1) exactly one negative solution
1. 1 answer
2. 371 views
You know how to solve quadratic equations using algebra, graphs and the quadratic formula. Sometimes one method of solving is
1. 2 answers
2. 762 views
If S represents the greater of the two solutions of the equationx^2 - 4x - 3 = 5, then : A) S>3 B) S<3 C) S=3 D) relationship
1. 4 answers
2. 413 views
For a graph of the equationy = x^2 + bx + c, the x-coordinate of the vertex is a function of b. Write an equation for the
1. 2 answers
2. 598 views
10) a. A recipe for pizza dough says to use a 10 in. by 14 in. rectangular pan. Jake only has a circular pan with a 12 in.
1. 2 answers
2. 768 views
10) a. A recipe for pizza dough says to use a 10 in. by 14 in. rectangular pan. Jake only has a circular pan with a 12 in.
1. 2 answers
2. 2,159 views
1) An airplane took 2 hours to fly 600 km against a head wind. The return trip with the wind took 1 2/3 hours. Find the speed of
1. 4 answers
2. 1,316 views
I am having a hard time figuring out the equations for these problems.1) The perimeter of a rectangle is 160 feet. One fourth
1. 2 answers
2. 838 views
Please!It's almost my bedtime!
1. 1 answer
2. 502 views
How do you solve these types of problems?1) 3 - n = 32 3m - 8n - 6 = 0 2) 2p - q = 8 1/3p + 1/4q = 3
1. 1 answer
2. 449 views
Thank you Ms.Sue,That's what I thought since I have checked online and come up with nothing new either.
1. 1 answer
2. 326 views
"According to current research and news reports, what are some of the changes the U.S. has make to policies concerning the
1. 1 answer
2. 578 views
What are the current changes in U.S. policies concerning the treatment of Muslim and Arabic Americans?
1. 3 answers
2. 796 views
What are current United States changes to policies concerning the treatment of Muslim and Arabic members of society?
1. 1 answer
2. 982 views
What is the heaviest element that has only one isotope and is not radioactive?
1. 1 answer
2. 531 views
what is the heaviest element that has only one isotope and is not radioactive?
1. 0 answers
2. 333 views
Add or Subtract (Radicals){ this means squared 1.3{2 + 4{2 Answer: 7{2 2. 8{3 + 3{3 Answer: 11{3 3. 7{5 - 3{5 Answer: 4{5 4. 8{2
1. 6 answers
2. 977 views
Find the length of the 3rd side of each right triangle.1. 8^2+15^2=c^2 Answer: c=17 2. 5^2+b^2=13^2 Answer: b=12 3. 9^2+13^2=c^2
1. 5 answers
2. 1,312 views
Find each product.{ this means the square root sign. 1. (3+2{20)(5+3{45) 2. The length and width of the rectangle are x-5 and
1. 3 answers
2. 588 views
Find each product.{ this means the square root sign. 1. (3+2{20)(5+3{45) 2. The length and width of the rectangle are x-5 and
1. 4 answers
2. 1,116 views
Write each decimal as a fraction in lowest terms.1. 0.111... Answer: 1/9 2. 0.02 Answer: 1/50 3. 0.7272... Answer: 8/11 4.
1. 4 answers
2. 2,247 views
Rewrite each polynomial as the product of two binomials.1. y^2 + 6y + 9 2. 25x^2 - 10x + 1 3. 36 - y^2 Can someone please help
1. 2 answers
2. 604 views
{ this means means square rootHow do you solve these kind of radicals: 1. (5-{14)*(3-{2) 2. (4{2+2)*(3{3-1) Can someone show me
1. 2 answers
2. 536 views
Write each expression in simplest form.( means square root 4. 3�(11 + 4�(11 Answer: 8(11 7. 7�(2 - 2(8 Answer: 1(2 ?? 8.
1. 0 answers
2. 862 views
4. 3�ã11 + 4�ã11 Answer: 8�ã117. 7�ã2 - 2�ã8 Answer: 1�ã2 ?? 8. �ã48 + �ã75 Answer: 9�ã3 9.(3�ã10) Answer:
1. 1 answer
2. 1,260 views
Change each decimal to a fraction in lowest terms.1) 0.4242.... Answer: 14/33 2)0.58 Answer: 29/50 3)0.14 (Repeating sign over
1. 2 answers
2. 1,052 views
I missed the lesson for this unit.(=sqaure root sign How do you solve these step by step: - 2(5 + 4(5
1. 1 answer
2. 472 views
I skakeboard 5 blocks west abd 8 miles north to get to my friend's house. Each block is 1/8 in length. How far does it take me
1. 1 answer
2. 502 views
Box A has 3 black marbles and 2 white ones, Box B has 2 black marbles and 1 white one. If i close my eyes and pick a blaack
1. 3 answers
2. 489 views
When 2-methylpropene is bubbled into dilute sulfuric acid at room temperature, it appears to dissolve. What new substance has
1. 3 answers
2. 1,939 views
Draw two squares of appropriate size to compare the areas of Alaska (591,004 miles squared) and Texas (266,807 miles squared).*
1. 3 answers
2. 443 views
How do you get a variable term from one side of an equation onto the other side?Can I get an example please?
1. 2 answers
2. 515 views
Montreal and Quebec City are about 260km apart along Route 20 in Canada.Sylvia is leaving Montreal to go to Quebec City at a
1. 1 answer
2. 790 views
Montreal and Quebec City are about 260km apart along Route 20 in Canada.Sylvia is leaving Montreal to go to Quebec City at a
1. 3 answers
2. 510 views
Musicians generate sound waves when they sing or play an instrument. The rate at which a sound wave vibrates determines the
1. 19 answers
2. 718 views
Can a steep slope be a negative slope?Why?
1. 2 answers
2. 363 views
Explain why the graph of an equation in the form y=kx always goes through the origin. Give an example of a graph that shows
1. 3 answers
2. 2,709 views
Milwaukee Surgical Supplies, Inc, sells on terms of 3/10, net 30. Gross sales for the year are $1,200,000 and the collections
1. 2 answers
2. 3,149 views
5. Volume is an object is how much ________ it takes up.6. When we measure the temperature of an object in the metric system, we
1. 1 answer
2. 829 views
In metric, we use_______to measure volume.is the answer mass ??
1. 3 answers
2. 482 views
Convert these mertic measurements:1. 5.7g =_____cg =_______mg 2.3326mm =______m =________km 3. 254cm =_______m =_____dm Can you
1. 2 answers
2. 468 views
Describe a situation in which a graph is more helpful thana table. Explain why.I can't thing of any situation that relates to
1. 5 answers
2. 565 views
How many values of x make each statement true? Explain your reasoning.a) 3x+3=3(x+1) b) x-4-x=0 I don't get what the question is
1. 4 answers
2. 780 views
How many values of x make each statement true? Explain your reasoning.a) 3x+3=3(x+1) b) x-4-x=0 I don't get what the question is
1. 3 answers
2. 579 views
A talk-radio station airs commercials during any time not used for discussions with callers. Commercial time on the station
1. 1 answer
2. 599 views
Where do I add parentheses to make this expression equal a 1 when it is simplified?Expression: 6 + 9 / 3 - 2 When this
1. 8 answers
2. 653 views
Where do I add parentheses to make this expression equal a 1 when it is simplified?Expression: 6 + 9 / 3 - 2 When this
1. 2 answers
2. 1,275 views
Who would be interest in a data in which the data is a recorded age (in months) of when infants first walked and Why?I need
1. 2 answers
2. 475 views
How do you find an equation if you only a have a graph. Like, its already graphed??
1. 1 answer
2. 870 views
during this era ______ no humans lived in Washington.My class is talking about the Plateau and Coastal Indians if that helps a
1. 1 answer
2. 567 views
What is the formula to find the area of a circle?May I have an example?
1. 1 answer
2. 500 views
The Sun puts out 3.9 x 10^26 J of energy per second. Assuming 100% conversion to energy, how much mass is required to create
1. 3 answers
2. 408 views
I don't really know how to find what the lenght of the hypotenuse is.- If the length of leg #1 is 5, and the length of leg#2 is
1. 1 answer
2. 467 views
In 2002 the rate for a first class U.S. postage stamp increased to $0.37. This represent a $0.34 increase since 1917. What is
1. 1 answer
2. 542 views
1) Should the North help the South or not because they lost the Civil War?2) Should Southerners be forgiven if they swear
1. 1 answer
2. 557 views
Find the differences between the following values:a) 217 and -198 b) 1 2/3 and 3/4 c) $o.59 and $1.25 What am I suppose to do?
1. 2 answers
2. 523 views
Write an equation to solve the following problem.During the season, two apple trees and three pear trees produced a total of 126
1. 3 answers
2. 1,152 views
Write an equation to solve the following problem.During the season, two apple trees and three pear trees produced a total of 126
1. 1 answer
2. 690 views
Ray's son, Martin, plays for the mnor league baseball team, The Cow-A-Bungas. He is the star player, and outfielder with a
1. 2 answers
2. 694 views
Zelda photocopied a rectangle that was 10cm by 16cm. She set the enlargement feature to 125%. Write a proportion and solve them
1. 1 answer
2. 414 views
The biggest attraction at the new amusement park, World of Fun, is the huge slide that goes under the ground. To get to the top
1. 1 answer
2. 541 views
The biggest attraction at the new amusement park, World of Fun, is the huge slide that goes under the ground. To get to the top
1. 1 answer
2. 468 views
A triangle is enlarged by a scale factor of 10/3.a) If the perimeter of the copy is 36 meters, find the perimeter of the
1. 2 answers
2. 809 views
How do you calculate an area of a triangle again?
1. 1 answer
2. 378 views

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