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Why is more energy Produced from photosynthetic organisms than from chemosynthetic bacteria?
1. 0 answers
2. 561 views
I have two questions as I review for a test tommorow, any help is much appreciated!!Solve: 1) 4sin^2x=2cosx+1 2) cscx+cotx=1
1. 0 answers
2. 535 views
I have two questions as I review for a test tommorow, any help is much appreciated!!Solve: 1) 4sin^2x=2cosx+1 2) cscx+cotx=1
1. 0 answers
2. 1,123 views
Several questions from my homework, any are appreciated. Thanks!Solve: 1) sinx-tanx=0 2) 3csc^2x=4 Find all solutions within
1. 0 answers
2. 593 views
How can I justify these three questions without answering them? I need to justify why these questions must be answered by the
1. 2 answers
2. 1,099 views
What is the complete subject in the sentence: Every year, blackbirds and blue jays migrate south? Is there a simple way to know
1. 5 answers
2. 552 views
I'm working woith multiple ange and product sum formulas and I'm stuck on these. Can you help? Thankssin2xsinx=cosx cos2x-cosx=0
1. 1 answer
2. 529 views
A cat chases a mouse across a 1.5 m high table. The mouse steps out of the way, and the cat slides off the table and strikes the
1. 1 answer
2. 714 views
An autographed baseball rolls off of a 0.55 m high desk and strikes the floor 0.82 m away from the desk.The acceleration of
1. 3 answers
2. 806 views
A projectile is fired straight up at a speed of 16 m/s.How long does it take to reach the top of its motion? The acceleration of
1. 1 answer
2. 546 views
An object is dropped from rest. What is its instantaneous speed when it hasbeen in motion for 5 s? The acceleration of gravity
1. 2 answers
2. 667 views
A baby sitter pushing a stroller starts from rest and accelerates uniformly at a rate of 0.682 m/s2.What is the velocity of the
1. 2 answers
2. 1,506 views
A ball initially at rest rolls down a hill with an acceleration of 2.7 m/s2.If it accelerates for 8.1 s, how far will it move?
1. 1 answer
2. 713 views
A jet plane lands with a speed of 120 m/s and can decelerate uniformly at a maximum rate of 5.8 m/s2 as it comes to rest.Can
1. 2 answers
2. 1,228 views
A bird is flying with a speed of 12.0 m/s over water when it accidentally drops a 2.30 kg fish.The acceleration of gravity is
1. 3 answers
2. 1,039 views
A freight train has a mass of 1.2 × 107 kg. If the locomotive can exert a constant pull of 5.0 × 105 N, how long would it take
1. 1 answer
2. 557 views
A 1.9 kg otter starts from rest at the top of a muddy incline 84.1 cm long and slides down to the bottom in 0.60 s.What net
1. 1 answer
2. 689 views
The price of a jacket is $48. If the sales tax rate is 5.5%, what is the amount of tax? What is the total cost of the jacket?
1. 3 answers
2. 1,632 views
What was the point of science fiction in Kurt Vonnegut's Slaughterhouse FiveHow do those elements of science fiction add to the
1. 1 answer
2. 603 views
Find the critical numbers of the function on the interval 0 ≤ θ < 2π.f(θ) = 2cos(θ) + (sin(θ))^2
1. 2 answers
2. 2,016 views
Find the points on the graph of y = 1/x where the graph is parallel to the line 4x + 9y = 3.
1. 2 answers
2. 2,787 views
Find the slope of the tangent line to the curve at (2,1).x/y +x^2y^2=6
1. 1 answer
2. 443 views
A ladder 10 ft long rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of 2 ft/s,
1. 2 answers
2. 776 views
An object has a mass of 0.3kg. It undergoes a simple harmonic motion. The amplitude of that motion is 0.09 m and the period is
1. 0 answers
2. 617 views
An object is attached to a horizontal spring. It is initially displaced by distance Δx from the equilibrium position and then
1. 0 answers
2. 644 views
The wave speed on a string is 146 m/s when the tension is 70.0 N.What tension will give a speed of 183 m/s?
1. 1 answer
2. 2,942 views
It takes one hour longer to fly to St. paul at 200 miles per hour than it does to return at 250 miles per hour. How far away is
1. 1 answer
2. 448 views
A spring with spring constant 14.0 N/m hangs from the ceiling. A 490 g ball is attached to the spring and allowed to come to
1. 1 answer
2. 1,257 views
a 31 meter pole breaks and the tip touches the ground 10 meters from the base of the pole. How tall is the part of the pole that
1. 1 answer
2. 646 views
If the length of a square garden is five and seven eighths long, then what is the perimeter?
1. 1 answer
2. 391 views
Jill and her friends have built a small rocket that soon after lift-off reaches a speed of 900 m/sHow high above the Earth can
1. 1 answer
2. 1,830 views
Other than transporting oxygen, what other important function does hemoglobin perform?
1. 1 answer
2. 530 views
Can height be negative?
1. 1 answer
2. 1,130 views
ind the linearization L(x) of the function at a = -1.f(x) = x^4 + 6x^2
1. 0 answers
2. 510 views
Find the linear approximation of the function f(x) = √16-x at a = 0
1. 1 answer
2. 1,310 views
Two people start from the same point. One walks east at 1 mi/h and the other walks northeast at 2 mi/h. How fast is the distance
1. 3 answers
2. 2,748 views
Differentiate the function.f(x) = sin(5 ln x)
1. 2 answers
2. 1,673 views
Ill do the rest.A ball was thrown up at 25.0 m/s. It was released when it was 2.0 m above the ground. a) For how long did the
1. 3 answers
2. 433 views
Use a graphing calculator to find how many widgets to make in order to maximize profit. The price (p) of one widget is given as
1. 0 answers
2. 665 views
For what values of a and b is the line 2x + y = b tangent to the parabola y = ax2 when x = 5?
1. 2 answers
2. 6,079 views
Differentiate.V(x) = (3 x^3 + 3)(x^4 - 3 x)
1. 1 answer
2. 413 views
Differentiate the following function.u = 4 root3(t) + 9 sqrt(t^9)
1. 1 answer
2. 466 views
Find f '(x) and f ''(x).f(x) = x^(9\/ 2) e^x
1. 0 answers
2. 291 views
Differentiate.V(x) = (3 x^3 + 3)(x^4 - 3 x)
1. 1 answer
2. 419 views
Compute lim f(2+h)-f(2)h->0 --------- h
1. 1 answer
2. 1,166 views
Find the limit.lim t+2/t-5 t-->5-
1. 1 answer
2. 455 views
A man measures the acceleration of an elevator using a spring balance. He fastens the scale to the roof, and suspends a mass
1. 0 answers
2. 913 views
Describe the structure of the interior surface of the small intestine and explain how this structure relates to its function.
1. 1 answer
2. 809 views
a balloon at constant temperature is subjected to pressure drop. The resulting volume will be ________A. Greater than B. Less
1. 1 answer
2. 467 views
a 1000 kg car engine exerts a force of 3000 N while the car accelerates from 20 m/s to 30 m/s is 5.0 seconds. How much force of
1. 3 answers
2. 652 views
Evaluate the limit, if it exists. (If it does not exist, enter NONE).lim h→0 (3 + h)3 − 27 _______________ h
1. 0 answers
2. 644 views
"how can a collection of statistics be biased?"my friend asked this
1. 2 answers
2. 379 views
What is 1+1 i heard there is 3 different answers?
1. 2 answers
2. 335 views
X2 + Y4 = 16find the slopes of the 2 tangent lines to the curve from (5,1)
1. 4 answers
2. 613 views
A(n) 4.8 g bullet leaves the muzzle of a riflewith a speed of 345.1 m/s. What constant force is exerted on the bullet while it
1. 0 answers
2. 633 views
An unmarked police car traveling a constant 95 km/h is passed by a speeder traveling 120 km/h.Precisely 1.00 sec. after the
1. 4 answers
2. 5,233 views
When you are writing an essay that refers to two works and you are using a quote, do you(Alveraz, 30) or just put (Alveraz 30)
1. 5 answers
2. 431 views
If 30.0 mL of 0.150 M CaC12 is added to 15.0 mL of 0.100 M AgNO3, what is the mass in grams of AgC1 precipitate?
1. 2 answers
2. 2,227 views
A sample of 0.6760 g of an unknown compound containing barium ions (Ba2+) is dissolved in water and treated with an excess of
1. 3 answers
2. 3,108 views
how would you prepare 60.0 mL of 0.200 M HNO3 from a stock solution of 4.00 M HNO3?
1. 5 answers
2. 4,207 views
A 46.2-mL, 0.568 M calcium nitrate [Ca(NO3)2] solution is mixed with 80.5 mL of1.396 M calcium nitrate solution. calculate the
1. 3 answers
2. 6,497 views
Matching: Predation, Competition.Red tailed hawks and black racer snakes prey on the same species of rodents in the same
1. 2 answers
2. 1,119 views
Matching: Predation, Competition.Red tailed hawks and black racer snakes prey on the same species of rodents in the same
1. 0 answers
2. 685 views
What is the Rule for a function table with the following information.A child's admission is $4 more than half an adults
1. 1 answer
2. 1,260 views
If AD = 20 and AC = 3x + 4, find the value of x. Then find AC and DC
1. 4 answers
2. 2,339 views
how many e. coli could you line up, end to end, in one mm, assuming the E. Coli is 2 micrometers long?
1. 3 answers
2. 442 views
Who is Ferdinand Magellan
1. 3 answers
2. 1,076 views
what answer in 11/13 + 8/13 In perform the indicated operations
1. 1 answer
2. 520 views
How are women some how privileged over men in social contexts?
1. 3 answers
2. 1,001 views
Calculate the mass defect and the binding energy/nucleon of the nuclide 9/4 Be which has a mass of 9.012 182 24 amu. The mass of
1. 3 answers
2. 834 views
Calculate the mass defect and the binding energy/nucleon of the nuclide 9/4 Be which has a mass of 9.012 182 24 amu. The mass of
1. 1 answer
2. 992 views
1. 4sin^2x=3tan^2x-12. 8cos^2x-4cos^4x=3 3. 3secx-cosx=2
1. 2 answers
2. 3,721 views
I have no idea what to do here....What is the pH for the solution made from 11.10 mL of 0.2780 M NaOH solution mixed with 70.20
1. 0 answers
2. 793 views
What is the pH of a 2.62 x 10^-1 HCN solution? The pKa for HCN = 9.212I don't know whether to use the Henderson Hasselbalch
1. 0 answers
2. 608 views
How do you find the surface area of a rectangular prism?
1. 2 answers
2. 524 views
Two natural gas storage tanks, with volumesof 1.5 x 104 and 2.2 x 104L, are at the same temperature. The tanks are connected by
1. 1 answer
2. 668 views
The vectors u, v are given by u = 3i + 5j, v = i - 2j. Find scalars a, b such that a(u + v) = 8i + (b - 2)j
1. 1 answer
2. 769 views
The vectors u, v are given by u = 3i + 5j, v = i - 2j. Find scalars a, b such that a(u + v) = 8i + (b - 2)j
1. 0 answers
2. 750 views
How do find the lateral area of a triangular prism?
1. 1 answer
2. 806 views
What does it mean to say that a solution is saturated with a solute? (Select all that apply.)a) A solute that is at equilibrium
1. 3 answers
2. 3,121 views
TA and TB are two cables helping to brace a 500 ft radio tower, FT. If the angles which the cables make with the horizontal are
1. 1 answer
2. 576 views
A sinusoid (sine curve) rises from a minimum value of y=-8 at x=0 to a maximum value of y=40 at x=50. Write a sine function for
1. 1 answer
2. 716 views
Suppose 49.6 mL of 0.242 M CoCl2 solution is added to 23.8 mL of 0.361 M NiCl2 solution. Calculate the concentration, in moles
1. 2 answers
2. 614 views
Factor the GCF from each term in the expression. Can you please show me the steps on how you reached your answer? Thank you!!8m^
1. 1 answer
2. 719 views
How to answer the question:Est-ce que vous amis vous ont telephone?
1. 1 answer
2. 533 views
What do these factor out too??(3w^2+w)(-6w-2) (3y^2+y)(6y+2) (6y^2+2y)(-3y-1)
1. 1 answer
2. 381 views
What do these factor out too??(3w^2+w)(-6w-2) (3y^2+y)(6y+2) (6y^2+2y)(-3y-1)
1. 1 answer
2. 382 views
A car weighing 1.07 x 10^4 N is at rest on a 32.5° incline. Each wheel bears an equal part of the car's weight. Thus the axles
1. 0 answers
2. 605 views
A horizontal board weighing 227.0 N is supported at points A and B. The plank is 3.8 m in length, and points A and B are
1. 0 answers
2. 889 views
A horizontal board weighing 227.0 N is supported at points A and B in the figure below. The plank serves as a platform for a
1. 1 answer
2. 993 views
As a bowling ball of radius 14.9 cm rolls down the alley to the right, a frictional force of magnitude 1.43 N, directed to the
1. 0 answers
2. 497 views
What is the theoretical probability of a computer choosing a 2 digit number between 1 and 100 whose ones digit is greater than
1. 1 answer
2. 584 views
If you ordered two pizzas for dinner Friday. Dad ate 3/4 of one pizza, Jenny ate 1/8 of a pizza, Danny ate 1/4 of a pizza, and
1. 4 answers
2. 589 views
A projectile is shot straight up from the earth's surface at a speed of 1.20×104 KM/HR.How high does it go?
1. 4 answers
2. 3,951 views
Four 9.0kg- spheres are located at the corners of a square of side 0.60m .Calculate the magnitude of the gravitational force
1. 0 answers
2. 678 views
Two objects attract each other gravitationally with a force of 2.1×10−10 when they are 0.21 apart. Their total mass is 4.00 .
1. 2 answers
2. 649 views
One canned juice drink is 25 percent orange juice; another is 10 percent orange juice How many liters of each should be mixed
1. 1 answer
2. 711 views
A cellular offers a contract for which the cost C, in dollars, of t minutes of telephoning is given by C=0.25 (t-600) + 41.95,
1. 1 answer
2. 488 views
1. Chlorobenzene, C6H5Cl, is used in the production of chemicals such as aspirinand dyes. One way that chlorobenzene is prepared
1. 2 answers
2. 6,237 views
what amount of ammonium chloride do I need to make a 100 micromolar solution?
1. 0 answers
2. 395 views

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