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Jenny
Questions (869)
consider the function f(x)=2x^2 +1. its tangent line at x=2 goes through the points (2,y1) and (-1,y2) where y1=?, y2=?
0 answers
422 views
consider the function f(x)=2x^2 +1. its tangent line at x=2 goes through the points (2,y1) and (-1,y2) where y1=?, y2=?
0 answers
375 views
if the tangent line to the function f(x)=�ãx +a at x=16 has equation y=mx+6. find a and m. you may use the fact that f'(x)=
0 answers
356 views
for the function f(x)=4x^2 +7, find the equation of the tangent line to the graph of f at x+1. if the equation of the tangent
0 answers
437 views
if h(t) represents the height of an object above ground level at time t and h(t) is given by h(t)=-16t^2+13t+1.
find the height
1 answer
2,888 views
if h(t) represents the height of an object above ground level at time t and h(t) is given by h(t)=-16t^2+13t+1 find the height
1 answer
1,324 views
Using sociological imagination, analyze the scenary: Susy is a sophomore in college and get pregnant. Her boyfriend end up the
1 answer
406 views
an object has a volume of 74cm cubed and a density of .88g/cm cubed. What is the mass of the block?
1 answer
457 views
An area in your state has been flooded due to heavy rains. How might scientists from the three main branches of science interact
3 answers
1,687 views
Find the vertex of F(x) by using the formula for the x-coordinate of the vertex.
F(x)= 4x^2 - 3x - 6 I don't exactly understand
1 answer
580 views
Calculate the ratio of moles of CO2 produced to moles of the original gas mixture?
A mixture of methane (CH4) and ethane (C2H6)
1 answer
893 views
Calculate the ratio of moles of CO2 produced to moles of the original gas mixture?
A mixture of methane (CH4) and ethane (C2H6)
0 answers
699 views
A 120lb person should ear a minimum of 44 grams of protein each day. How much should a 180-lb person eat each day?
2 answers
500 views
Leona was in a golf tournament last week. All of her four rounds of golf were within 2 strokes of par. If par was 72, wat are
2 answers
2,532 views
True or false?
a!(b!c!) = (a!b!)c! I think its true...?
2 answers
405 views
If sinA = 1/3 and cosA<0
find the exact value of tan2A
1 answer
744 views
Find the focus, directrix and axis of the parabola with equation x= 2y^2+3?
Thank you for helping me!
1 answer
458 views
Which of the following is a characteristic of ABC?
1. improved financial reporting 2. aid to managers in determining product cost
0 answers
409 views
Which of the following is not a benefit of implementing ABC:?
1. more accurate cost assignments 2. better cost control 3. cheaper
1 answer
480 views
if one card is selected at random from a standard deck of 52 cards, what is the probability of choosing a black card or a king?
1 answer
1,349 views
explain how you would make the following solution. You should tell how many grams of the substance you need to make the
1 answer
832 views
Two questions actually. Please only respond with step-by-step answers. Feel free to change the numbers, I just need to know how
1 answer
1,254 views
What's the cheapest wind turbuine that will create 356965 kwh a year.
PLEASE REPLY
1 answer
579 views
when there is a deleterious (harmful) mutation in the gene coding for the protein 6-phosphofructokinase, muscle type
0 answers
402 views
The annual Salary of an electrical engineer is given in terms of the years of experience by the table below. Find the equation
2 answers
823 views
in graphing quadratic functions what are the ordered pairs for y=x*x+2
8 answers
421 views
Is anyone know the molecular weight of 6-ethoxycarbonyl-3,5-diphenyl-2-cyclohexenone. i can't find it . Thanks
2 answers
2,382 views
Two charges separated by 1 meter exert a 1 N force on eachother. If the magnitude of each charge is doubled, the force on each
2 answers
3,734 views
Waste created by man can be classified under Heading X (eg torn book, mouldy bread, rotten apple) and Heading Y (plastic bag,
3 answers
1,098 views
I have a project due this week and I have to make a board game, so I need 15 questions about right triangles. I already have
2 answers
813 views
A 0.490 M solution of an unknown monoprotic weak acid, HA, is 2.80% ionized. What is the value of Ka for HA?
1 answer
849 views
If 27.5 mL of 5.7 multiplied by 10-2 M HNO3 is added to 20.0 mL of 2.2 multiplied by 10-2 M HNO3, what is the pH of the
2 answers
408 views
Post a 200- to 300-word response to the following: In your own words, summarize each
of the major theories of biology. Choose one
1 answer
565 views
Define: Provincial Government
Can someone help me?
1 answer
508 views
Deane Company issues $5 million, 10-year, 9% bonds at 96, with interest payable on July 1 and January 1.The straight-line method
1 answer
1,254 views
What is the 12 calzones?
1 answer
313 views
Hi
I just need help with question (ii) and (iii), i know how to work out (i) A solution is prepared by dissolving 0.2222
1 answer
689 views
If the sun is in the center of the constellation Sagittarius on January 10, what time would the sun rise and what time would it
0 answers
412 views
If the sun is in the center of the constellation Sagittarius on January 10, what time would the sun rise and what time would it
0 answers
410 views
I have a function RC * dvout/dt + vout = RIin and the initial condition vout(1) = 0 for t = 0 to 7.5. When I set up the equation
0 answers
516 views
Determine Kc at 298 K for the reaction 2 CH4(g) reverse reaction arrow C2H2(g) + 3 H2(g), given the following data at 298 K.
0 answers
953 views
I have a function RC * dvout/dt + vout = RIin and the initial condition vout(1) = 0 for t = 0 to 7.5. When I set up the equation
1 answer
459 views
There are 10 Characteristics of a living organism 1. Composed of one or more cells 2. evolve into a new type of organism 3.
0 answers
636 views
A solar panel (an assemblage of solar cells) measures 58 cm x 53 cm. When facing the Sun, this panel generates 2.7 A at 14 V.
1 answer
898 views
Triangle POB has vertices:
P(0 , 4) O(-3 , 0) B(3, 0). Determine the orthocentre of the triangle.
4 answers
537 views
why was it possible to separate the product from sodium hydroxide using acetone?
1 answer
723 views
What is the mass of a mole of electrons if one electron has a mass of 9.11 x 10^-28 g?
1 answer
754 views
How do disease impact the delivery of health care services, such as treatment options and resources available today to the
1 answer
621 views
Factorise 5x^2 + 8x + 3
3 answers
716 views
Is hydroxyl(-OH) is the functional group present in benzyl alcohol? And what classification tests would you run to verify your
1 answer
608 views
Can anyone help me !!!
The IR spectrum of your lipid unknown shows a broad & strong absorption band at 3400, medium intensity
1 answer
485 views
What is the difference of "there" "they're" and "their"?
1 answer
398 views
I know how to find a and b on this problem but how do I find c? Really would appreciate the help, thanks!
The formula of a
1 answer
824 views
i need an easier way to explain what angle side angles are and side angle side are?
it's just so confusing :[
2 answers
461 views
I try to write a summary for Mañana de Sol. So, can anyone please check my grammar and vocabulary? Thank you!
“Mañana de
1 answer
1,252 views
I try to write a summary for Mañana de Sol. So, can anyone please check my grammar and vocabulary? Thank you!
“Mañana de
2 answers
1,849 views
The ratio of oranges and bananas is 3:6. There are 54 pieces of fruit altogether, how many of them are oranges?
Do I set it up
4 answers
729 views
Okay, im doing a project on Mardi gras and i neeed a catcby title w/o telling the subject of the project. kinda like a riddle?
5 answers
512 views
Given the following situation, how would you use Megastat to test whether the population defective rate is greater than 10%?
0 answers
1,157 views
find a quick and easy method to compute the sum of the first 100 counting numbers (no calculators allowed)
2 answers
714 views
I need help on how to factor a polynomial by grouping
0 answers
511 views
Suppose you want to test the claim that mean is not equal 3.5. Given a sample size of n = 45 and a level of
significance of a =
2 answers
1,246 views
How can you check an answer of a quotient with a remainder? Use quotient, dividend, and divisor in your answer.
4 answers
663 views
Imagine this situation: Country A invades and conquers Country B. The resulting acculturation has negative effects. Country B's
2 answers
892 views
Complétez avec l’article défini ou indéfini qui convient.
1. Vous aimez __ou__ cinéma ? 2. Vous avez l’appartement ? 3.
1 answer
1,498 views
Bert is 11 kilometers away from Brenda. Both begin to walk toward each other at the same time.
Bert walks at 4 kilometers per
1 answer
1,216 views
1. n^3/n^5
2. (2b)^3(b^-4) 3. (mn)^2 ∙ n^4 4. 3a^5 ∙ 5a^-2 ∙ a^3 5. (x^3/xy^4) ∙ (y/x)^5 6. (a^-1)(b^2)/ab ∙
1 answer
252 views
What are the odds against getting all heads or all tails in three successive flips of a coin?
I say it is 3:1, is this right?
2 answers
502 views
If f(x)=x^3. Yhe equation of the tangent line to f(x) at x=4 is y=?
Using this, we find our approximation for 3.8^3 is ?
1 answer
491 views
What do iterlocking food chains make up?
1 answer
387 views
Solve the quadratic equation below. Show your work and check
-4x^2 = 0
1 answer
499 views
Which of the following is most likely to LOSE electrons when forming an ion?
a. F b. P c. S d. Rh e. Se
4 answers
8,999 views
A biologist is studying the epithelial cells in a variety of plants and animals. She counts the chromosomes in the epithelial
3 answers
926 views
Use implicit differentiation to find the slope of the tangent line to the curve (y/x+8y)=x^8 +9 at the point (1,10/-79).
1 answer
570 views
Thank you. So then: let's say you're looking at a 3 dimentional block of units: 4 blocks in length, 2 blocks with and 3 blocks
4 answers
484 views
what is the difference between cubic unit and volume? I know that volume is length X width X height but wouldn't the cubic units
3 answers
494 views
What is the measure of the dent angle for a star-shaped polygon with 8 points and a point angle
of 20°?
0 answers
528 views
Determine if the given regular figures form semiregular tessellations.
Triangle, decagon, 15-gon? Yes or No
0 answers
448 views
Which figure if any, is topologically equivalent to a sponge?
Pencil, Pipe, or Trophy and Why?
0 answers
426 views
When two balanced dice are rolled, 36 equally likely outcomes are possible. What are the odds of getting a 5 or 6?
1 answer
674 views
The sum of my digits is the same as the product of my digits who am I?
3 answers
1,193 views
The product of my digits is 10. I'm an even number who am I?
1 answer
1,085 views
My digits are the same. Their sum is 3 less than their products. Who am I?
2 answers
722 views
To find the length of the longer leg of a 30°–60°–90° triangle, multiply the length of the shorter leg by _______.
To find
1 answer
776 views
A 5 N force directed to the west acts on an object for 2.0 seconds. What is the change in momentum of the oject?
Would it be 5 X
1 answer
1,133 views
What is the mass of 7.817 × 1023 atoms Ag?
1 answer
754 views
Two dice are rolled. Find the odds that the score on the dice is either 10 or at most 5
1 answer
1,707 views
A basketball player with a free throw shooting percentage of 60% gets fouled and goes to the line
to shoot two free throws. What
3 answers
2,638 views
he weight of an astronaut on the moon is 127 N, where the value of 'g' is only 1.7 m/s2. What would the weight of this astronaut
1 answer
587 views
Can you help me solve this equation.
6n-(-2n)+8
5 answers
664 views
Four 6.0 spheres are located at the corners of square of side 0.7m. calculate the magnitude and the direction of the total force
1 answer
819 views
The Russell Traction System To immobilize a fractured femur (the thigh bone), doctors often utilize the Russell traction system
4 answers
3,452 views
How many valence electrons are there in BrF3?
1 answer
796 views
So i had trouble finding the answers to these questions on a lab:
Background: If we were using a burret/flask instead of a
6 answers
1,231 views
What is the slope of a line perpendicular to y=2/3x-7? What is the slope of a line parallel to y=2/3x-7?
1 answer
523 views
I have an example of a sentence I need help with:
"I am passionately in love with someone who does not know I exist." I think 'I,
1 answer
455 views
Find the circumference of a circle whose diameter is 2xR=4.2 ft. Use Pi = 3.14, and round the result to the nearest tenth.
would
6 answers
608 views
Find the circumference of a circle whose diameter is 2xR=4.2 ft. Use Pi = 3.14, and round the result to the nearest tenth.
2 answers
663 views
Problem Solving question - place value and exponents.
Are 10o and 2o equal? Why or Why not
3 answers
428 views
A Canadian goose flew 845 km from Southern California to Oregon with an average speed of 28.0 m/s. How long, in hours, did it
3 answers
1,702 views
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