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Zach

Questions (254)

simplify -x/4/6/x
1. 1 answer
2. 291 views
The radius of a circle is increased by 85%. How much will the area increase in percent? Round your answer to the nearest tenth
1. 1 answer
2. 726 views
need help thank-you translate the verbal phrase into an inequality, then solve the inequality and graph your solution, the
1. 2 answers
2. 872 views
2(7n-1)> or equal 3(5-n)
1. 0 answers
2. 315 views
In how many ways can Abby, Bonnie, Chuck, Dennis, Ed and Fred line up at the water fountain so that the two girls, Bonnie and
1. 1 answer
2. 463 views
The school that Trevon goes to is selling tickets to a choral performance. On the first day of ticket sales the school sold 12
1. 1 answer
2. 1,648 views
A 60-cm-long, 500 g bar rotates in a horizontal plane on an axle that passes through the center of the bar. Compressed air is
1. 1 answer
2. 1,190 views
A 5.50 kg cat leaps from the floor to the top of a 94.0-cm-high table. If the cat pushes against the floor for 0.220 s to
1. 1 answer
2. 1,130 views
A 120 g ball moving to the right at 4.2 m/s catches up and collides with a 450 g ball that is moving to the right at 1.2 m/s. If
1. 1 answer
2. 1,275 views
Two air-track carts are sliding to the right at 1.0 m/s and held together by a string. The spring between them has a spring
1. 0 answers
2. 1,126 views
In a hydroelectric dam, water falls 26.0 m and then spins a turbine to generate electricity. What is ∆U of 1.0 kg of water?
1. 3 answers
2. 12,234 views
The perimeter of a rectangle is 34 feet and the area measures 60 square feet.What are the length and width of the rectangle?
1. 3 answers
2. 2,088 views
Marcus and Allen are playing Rock/Paper/Scissors. The first one to one 10 times does not have to do the dishes. The score is now
1. 1 answer
2. 557 views
Write a quartic function that has roots that are 3+5i, -4 and 7 andf(-3)=53. I have tried it a bunch of times and can't seem to
1. 5 answers
2. 506 views
Thanks so much your method worked perfectly!My solution was: the remaining zeros were 5+2i, 3, and -4 I have one question that's
1. 0 answers
2. 721 views
I am familiar with this type of problem but can't seem to get the right answer.Use the given zero to find the remaining zeros of
1. 1 answer
2. 646 views
Starkist tuna company will package tuna fish in 2-L cans. Find the radius and the height of the cans if the cans have a surface
1. 8 answers
2. 907 views
x^2 + 16=0Solve by graphing
1. 1 answer
2. 345 views
On a multiple choice test with 10 questions and 5 choices, A,B,C,D,E, for each questions, what are the odds of guessing on all
1. 3 answers
2. 720 views
Mary's class took two tests last week. 80% of the class passed the math test, 90% of the class passed the English test, and 72%
1. 2 answers
2. 927 views
How can I make a 3D model of a bone cell?
1. 0 answers
2. 398 views
The greater electronegativity difference bewteen two atoms bonded together, the greater the bond's percentage of ______a. ionic
1. 1 answer
2. 689 views
What does a covalent bond consist of?Thanks!
1. 1 answer
2. 359 views
Which stage of ionization usually produces more ions?
1. 1 answer
2. 472 views
Does anyone know where I might find a step-by-step reaction mechanism for a polymer condensation reaction involving
1. 0 answers
2. 529 views
Predict what would happen to a reptile body temperature if the outdoor temperature increases by 10c.
1. 3 answers
2. 1,069 views
How Many Molecules are contained in 0.25 moles of Fe?
1. 2 answers
2. 4,221 views
ΔT = T(mix) - T(initial)And the equations is: HCl(aq)+ NaOH(aq) => NaCl(aq) + H2O(l) And T(mix) = 37 C 50.0 mL of 2.0M HCl =
1. 1 answer
2. 624 views
Calculate the DELTA H(rxn), DELTA S(rxn), DELTA S(universe), DELTA G(rxn). For each system below indicate whether DELTA S and
1. 1 answer
2. 3,667 views
Show that the distance between the points (x,y) and the line Ax + By + C = 0 is:D = (Ax + By + C) / sqrt(A^2 + B^2) So, would
1. 1 answer
2. 772 views
Hey guys my Econ final is on Tuesday and I could use some help. These are 4 example questions true/false with explanation
1. 1 answer
2. 726 views
What are the differences between utopia and dystopia? What are some current real world references to utopia and dystopia?
1. 1 answer
2. 479 views
A steel beam is used in the construction of a skyscraper. By what fraction L/L0 does the length of the beam increase when the
1. 1 answer
2. 637 views
Oil is flowing with a speed of 1.30 m/s through a pipeline with a radius of 0.315 m. How many gallons of oil (1 gal = 3.79
1. 0 answers
2. 502 views
Let f(x)= x^5/120 - x^3/6 + xFind the local minima and maxima, then determine where the function is decreasing and increasing.
1. 1 answer
2. 595 views
Determine whether the functions are even, odd, or neither.(a) f(x) = x²/√x²+ 1 (b) g(x) = x^3 - √ x- 7
1. 1 answer
2. 965 views
Identify the center and radius of the circles represented by the following questions(a) 3x² - √3x+3y²-y+ 1/12=0 (b) 12x² +
1. 6 answers
2. 525 views
During a tennis serve, a racket is given an angular acceleration of magnitude 155 rad/s2. At the top of the serve, the racket
1. 0 answers
2. 465 views
You are installing a new spark plug in your car, and the manual specifies that it be tightened to a torque that has a magnitude
1. 2 answers
2. 2,863 views
An automatic drier spins wet clothes at an angular speed of 4.8 rad/s. Starting from rest, the drier reaches its operating speed
1. 1 answer
2. 833 views
A motorcycle has a constant speed of 24.0 m/s as it passes over the top of a hill whose radius of curvature is 129 m. The mass
1. 1 answer
2. 493 views
The earth rotates once per day about an axis passing through the north and south poles, an axis that is perpendicular to the
1. 1 answer
2. 1,521 views
A cyclist approaches the bottom of a gradual hill at a speed of 20 m/s. The hill is 4.4 m high, and the cyclist estimates that
1. 3 answers
2. 3,167 views
A cyclist approaches the bottom of a gradual hill at a speed of 20 m/s. The hill is 4.4 m high, and the cyclist estimates that
1. 1 answer
2. 893 views
Batman (mass = 90 kg) jumps straight down from a bridge into a boat (mass = 530 kg) in which a criminal is fleeing. The velocity
1. 1 answer
2. 3,730 views
A 0.052-kg arrow is fired horizontally. The bowstring exerts an average force of 80 N on the arrow over a distance of 0.75 m.Wit
1. 2 answers
2. 1,163 views
A person pulls a toboggan for a distance of 40.0 m along the snow with a rope directed 15.0° above the snow. The tension in the
1. 1 answer
2. 698 views
A 97.0-kg person stands on a scale in an elevator. What is the apparent weight when the elevator is(a) accelerating upward with
1. 3 answers
2. 2,022 views
Why does the speed of wind have no affect on a homemade electromagnetic generator attatched to a windmill? I did an expiriment
1. 1 answer
2. 543 views
PLEASE HELP ME FIGURE THIS PROBLEM!Solve equation and check the solution -3(r+5) = 3(r - 1)__________________
1. 2 answers
2. 402 views
I have 5 pieces each is a triangle and they are supposed to somehow form a large triangle. Everyone has tried and we can't
1. 0 answers
2. 517 views
What are the 4 nuclear forces? Out of the 4 which one is the strongest and which one is the weakest?Thanks
1. 0 answers
2. 865 views
-6h + 4 - 3 + h = 114-3-11=6h-h -10=5h -2=h
1. 0 answers
2. 623 views
hey guys a got a few problems i need help with im really desperate for help they're due soon online :(1.Suppose that a constant
1. 0 answers
2. 790 views

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