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Dana

Questions and answers by visitors named Dana, page 2

Questions (183)

tan(3arc cos3/4)?=3cos3/4 =cos=4 sqrt17/4 = tan
1. 2 answers
2. 594 views
write a cosecant function with a period of 4pi, phase shift of 4 pi, and vertical shift of 8.My answer:csc(theta/2-8pi)-8
1. 2 answers
2. 1,240 views
Kari is 10 years old. her sister is half her age. Explain why 10 x 1/2 can be used to find her sisters age?
1. 5 answers
2. 390 views
Suppose a friend of yours suggests that poor people and affluent people have different rates of involvement in marihuana use.
1. 1 answer
2. 940 views
Suppose points A, B, and C have the coordinates given below. Find y such that C is on the perpendicular bisector of segment AB.A
1. 4 answers
2. 2,621 views
Find a formula that expresses the fact that P(x, y) is a distance 9 from the origin.
1. 3 answers
2. 1,177 views
A ferry is crossing a river. The ferry is headeddue north with a speed of 2.8 m/s relative to the water and the river’s
1. 3 answers
2. 457 views
A ferry is crossing a river. The ferry is headeddue north with a speed of 2.8 m/s relative to the water and the river’s
1. 2 answers
2. 517 views
A certain weak base has a Kb of 8.10 × 10-7. What concentration of this base will produce a pH of 10.00?
1. 3 answers
2. 1,079 views
25^-1+3(5^-1)^2(4+8)^0-5^-2 (-1/2)^3+4^-3 (-3)^-1+4^0-6^-1
1. 1 answer
2. 234 views
-Find sin(x+y), cos(x-y), tan(x+y) and the quadrant of x+ysinx=-3/5, cosy=-7/25, x and y in Q3
1. 3 answers
2. 2,722 views
A=2*3.14*pwA=22cm squared w=2 solve for p
1. 1 answer
2. 311 views
Approximately how far will the people have to travel to move the truck 1.5m if |Truck force is 4500N and people are 1200N?
1. 3 answers
2. 820 views
What good book report needs to contain?
1. 1 answer
2. 333 views
Calculate the heat transferred when a 8 g of iron nail is cooled from 50oC to 18oC. The specific heat of iron is 0.45 J/goC.
1. 2 answers
2. 513 views
Can someone please read this and check if my grammar is correct? Also, is there a protagonist or antagonist in the story? Thanks
1. 1 answer
2. 250 views
The equation of a circle is(x-3)squared plus (y+2)squared.The point (8,-2)is on the circle.What is the equation of the line that
1. 1 answer
2. 346 views
The quadrilateral with these following vertices is a parallelogram. (-4, -3), (2, -3), (4, -6), (-4, -6)True False
1. 4 answers
2. 1,420 views
The point A(-2, 3) is translated using T: (x,y) → (x + 4, y + 2).What is the distance from A to A'? square root 6 2 square
1. 1 answer
2. 462 views
The point A(-2, 3) is translated using T: (x,y) �¨ (x + 4, y + 2).What is the distance from A to A'? square root 6 2 square
1. 1 answer
2. 949 views
1) Given the universal setU = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} and sets A = {2, 3, 4, 6}, B = {5, 6, 7, 8, 10}, C = {6, 8, 10},
1. 1 answer
2. 342 views
adam has 2 yards of fabric to make a shirt. He needs 1 foot of fabric for each arm and 3 feet of fabric for the rest of the
1. 2 answers
2. 543 views
How many sodium ions are present in 825 ml of 0.825 M Na2SO4?
1. 1 answer
2. 457 views
A flagpole stands at a right angle to the horizontal at the bottom of a slope. The slope has an incline of 8° with the
1. 2 answers
2. 1,035 views
Al and Harpreet are racing to Wing Stop to get the last batch of fries made for lunch. Al participates in cross country and can
1. 1 answer
2. 375 views
Al and Harpreet are racing to Wing Stop to get the last batch of fries made for lunch. Al participates in cross country and can
1. 1 answer
2. 314 views
explain how to find 40x50 usine mental math?
1. 3 answers
2. 485 views
caculate the following fractions 1/3+ 2/3+ 5/3 what is the answer to these fractions and show houw you get the answer. please.
1. 1 answer
2. 347 views
calculate the following fractions 1/3+ 2/3+ 5/3 what is the answer AND show how you get the answer
1. 5 answers
2. 675 views
In the miracle worker who are the most important characters from greatest to least. with descriptions next to the names please.
1. 1 answer
2. 404 views
Find the account of simple interest earned if you invest $9000 at 0.04% interest for 20 years. Then find the account balance.
1. 1 answer
2. 469 views
Find a formula for the fourth degree polynomial p(x) whose graph is symmetric about the y-axis (meaning it has no odd powers of
1. 4 answers
2. 5,330 views
Suppose the width of a rectangle is 5 inches shorter than the length and that the perimeter of the rectangle is 80 inches. The
1. 2 answers
2. 609 views
If I have 10 silver coins and they weigh 55 grams and displace water from 25 mL to 26 mL, what is the density? What is the
1. 1 answer
2. 392 views
a rocket moves through outer space at 11,000 m/s. At this rate, how much time would be required to travel the distance from
1. 2 answers
2. 684 views
In the story A Christmas Memory.1. In at least one paragraph, describe what you think the message is the author is trying to
1. 7 answers
2. 656 views
Assume that you own a lake house. Unfortunately your job will require that you spend the summer on the road and you won’t be
1. 4 answers
2. 400 views
Find the equation of the line parallel to 4x=5y=7 and passing through (3,2) leave answer in y=mx+b
1. 2 answers
2. 682 views
Three boys are sharing a cake. Joey ate 2/5 of the cake, Billy ate 1/3 of it, and Matt ate the remaining piece. What is the
1. 3 answers
2. 457 views
television is an attractive advertising medium because itA. Offers mass coverage and flexibility B. is relatively expensive C.
1. 4 answers
2. 1,826 views
Is there a homework helpline for college level I can call and ask homework questions through the phone? I know there is one that
1. 4 answers
2. 974 views
A helicopter can fly 120 mph in still air. When flying to a town 700 miles away and returning the helicopter has to fly with a
1. 4 answers
2. 692 views
Jodi is cutting out pieces of paper that measure 8.5 inches by 11 inches from a larger sheet of paper that has an area of 1000
1. 6 answers
2. 1,253 views
A carpenter is building a staircase using his knowledge of right angles. The steps have a horizontal landing and a vertical rise
1. 2 answers
2. 910 views
Suppose further that the population’s rate of change is governed by the differential equationdP/dt = f(P) where f (P) is the
1. 2 answers
2. 693 views
θ equals the angle in Quadrant II so that cot θ= -3. Find the values for sin θ, cos θ, and tan θ.
1. 2 answers
2. 559 views
Hi! I need help with this problem:For 0(smaller or equal to) t (smaller or equal to) 9, a particle moves along the x-axis. The
1. 2 answers
2. 601 views
Gabe placed $2000 in a certificate of deposit. He earned $10 in interest each month for the next 36 months. Find the annual
1. 7 answers
2. 1,822 views
TJ had a car loan for $5800. Over the course of the loan, he paid a total of $1508 in interest at a rate of 6.5%. Over how many
1. 4 answers
2. 2,165 views
Lin borrowed $950 for a new laptop. She will pay $25.80 each month for the next 48 months. Find the simple interest rate for her
1. 7 answers
2. 2,250 views
I am a parent and need help with this problem so I can show my daughter how to complete.A recipe calls for 8 cups of flour. The
1. 2 answers
2. 593 views
A teacher is interested in finding out how many hours a day a college student atMonroe Community College exercises. The teacher
1. 2 answers
2. 779 views
if you earned a 17 on a quiz what would your score indicate the best performancea. x=15 and s=2.4 b. x=15 and s=2.1 c. x=17 and
1. 2 answers
2. 701 views
Hi! Can someone check my answers for this question? Thanks!!Directions: Look for the probability for an experiment that deals
1. 1 answer
2. 379 views
Hi! Can someone check my answers for this question? Thanks!!Directions: Look for the probability for an experiment that deals
1. 1 answer
2. 377 views
Find the probability for the experiment of tossing a six-sided die twice. Put the answer in a/b form.P(the sum is odd or prime)
1. 3 answers
2. 1,448 views
List several anions, by formula, that contribute to the salinity of a water sample.Is this the answer? : chloride sulfate sodium
1. 4 answers
2. 1,676 views
One coin is fair and one is weighted so that Pr[H]=211. You randomly select one of the two coins, and flip it 5 times, noting
1. 1 answer
2. 797 views
A plane is flying at an altitude of 880 m. Sarah is standing on the ground and she observes the angle of elevation to the plane
1. 5 answers
2. asked by Dana
3. 1,299 views
Given the balanced reaction below; write out the balanced ionic equation and the balanced net ionic equation. Include phase
1. 1 answer
2. 634 views
which of the following cellular organelles is responsible for realising the energy contained in food
1. 3 answers
2. 997 views
You're driving parallel to train tracks at 52.0 km/h when a train passes you, going a steady 91.0 km/h. A track crossing is up
1. 4 answers
2. 2,406 views
Sally and ben are running around a 400m circular track. Sally can run at 8m/s while ban can run at 6m/s. They start at the same
1. 1 answer
2. 465 views
A blue train is 500m long and is travelling at 58km/h. A yellow train is 400m long and is travelling at 32km/h. The trains are
1. 2 answers
2. 605 views
If a 30.pL tank of laughing gas contains 2.74 moles of N2O at 25 degrees C, what is the pressure (atm) in the tank?
1. 1 answer
2. 409 views
What volume of a 2.00 M HCL solution can be prepared by diluting 0.350L of 14.0 M HCl solution?
1. 1 answer
2. 454 views
What is the simplest form of following expression -(8n-5v)
1. 3 answers
2. 1,696 views
There is 40 baskets for $715 and 400 for $5,935. there is a deivery fee. what is the one - time delivery fee?
1. 1 answer
2. 326 views
In a class of 50 students, 29 are Democrats, 11 are business majors, and 5 of the business majors are Democrats. If one student
1. 4 answers
2. 1,553 views
Two alpha particles (helium nuclei) are held in place 1.0 nm apart (use 120 on for the diameter of a helium atom). Compare the
1. 1 answer
2. 517 views
Two alpha particles (helium nuclei) are held in place 1.0 nm apart. Describe the motion of the two nuclei when they are
1. 3 answers
2. 389 views
Four equal masses of 4.0 kg are placed at the vertices of a square of side 8.0 m. Find the force on the mass at the top left
1. 5 answers
2. 674 views
Simplify by writing as a single logarithm & State restrictions:log(6𝑥^2+5𝑥−6) + log(2x − 3) − log(4𝑥^2 − 9)
1. 2 answers
2. 718 views
Day|Sunday|Monday|Tuesday|Wednesday|Thursday|Friday|Saturday|49 |55 |52 |46 |47 |42 |38 Temperature (degrees F) Julia measured
1. 1 answer
2. 365 views
Which level of Bloom’s Taxonomy is being used when a student draws a picture about a nursery rhyme?
1. 2 answers
2. 188 views
What is located at 0°latitude, 40° E longitude?
1. 1 answer
2. 68 views
The following cards are dealt to three people at random, so that everyone gets the same number of cards. What is the probability
1. 1 answer
2. 104 views
For some real number a and some positive integer n, the first few terms in the expansion of (1 + ax)^n are1 + 10x + 150 x^2 +
1. 1 answer
2. 104 views
We define a bow-tie quadrilateral as a quadrilateral where two sides cross each other. An example of a bow-tie quadrilatera is
1. 1 answer
2. 124 views
In the array below, in how many different ways can we start with the letter and move from letter to letter (horizontally,
1. 1 answer
2. 163 views
Find the ordered quintuplet (a,b,c,d,e) that satisfies the system of equationsa + 2b + 3c + 4d + 5e = 41 2a + 3b + 4c + 5d + e =
1. 1 answer
2. 147 views
Find the coefficient of u^2 v^9 in the expansion of (2u - 3v + u^2 - v^2)^9.
1. 1 answer
2. 99 views
Syd chooses two different primes, both of which are greater than 10 and multiplies them. The resulting product is less than How
1. 1 answer
2. 169 views

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