Post a New Question | Current Questions
Fourth grade math
what is the of 7n when n is 7565?
Wednesday, October 13, 2010 at 7:25pm
8th grade
A panel of four light switches can be set in 2^4 ways. A panel of lfive light switches can be set in twice this many ways. In how many ways can five light switches be set? I got 2^4=16 16x2=32 Is this right. If not can someone help?
Wednesday, October 13, 2010 at 7:07pm
7th grade
today your team deicded to hike to the lookout point.
Wednesday, October 13, 2010 at 6:19pm
7th grade
where do you add parenteses to get 6+6/6+6*6=6
Wednesday, October 13, 2010 at 4:22pm
8th grade math
what is 66/99 in lowest terms or reduced
Wednesday, October 13, 2010 at 4:18pm
5th Grade Math
Which ones are prime numbers. 43, 87, 59, and/or 73.
Wednesday, October 13, 2010 at 4:17pm
math
Hello! My name is Robert and I am in 6th grade. I have a question about my homework and my mom and dad cant help u because they are still at work and i need help.Can you please tell me what a division problem that has the same answer as 4.65 divided by 0.12 is? If you can u ...
Wednesday, October 13, 2010 at 3:58pm
math/2nd grade
One box holds 16 crayons. Another box holds 24 crayons. Write a sentence using words that compare the crayons in the two boxes. (not a number sentence 24>16)
Wednesday, October 13, 2010 at 2:03pm
8th grade
Major League Baseball is divided into the National League and the American League. The World Series championship is a “best-of-seven” series between the National League champion and the American League champion; the first team to win four games wins the series. ...
Wednesday, October 13, 2010 at 12:52am
5th grade math
I don't get how to express the fraction 30/100 in 20ths.
Wednesday, October 13, 2010 at 12:16am
5th grade math
how do you draw a centimeter box with the dimensions 3 by 4 by 12 centimers which = 144 cubes?
Tuesday, October 12, 2010 at 8:51pm
2nd grade
My tens digit is double my ones digit. Iam less than 70 and greater than 60
Tuesday, October 12, 2010 at 8:43pm
8th grade
I need help with intergers 3.2x10 3
Tuesday, October 12, 2010 at 8:36pm
6th grade math
3 is to 15 as 4 is to___ would the blank be filled in as 20?
Tuesday, October 12, 2010 at 8:35pm
5th grade
what is the lcm of 15,25
Tuesday, October 12, 2010 at 8:20pm
7th grade
you have 8 moving boxes that you can use to pack for college. each box holds 15 lbs of clothing or 60lbs of books. let c be the number of boxes that contain clothing. write a function that gives the total pounds T of the boxes in terms of the number of boxes that contain ...
Tuesday, October 12, 2010 at 8:17pm
6th grade
what is the simplest form of 8/15
Tuesday, October 12, 2010 at 8:08pm
MAth
Make a tally chart for the numbers of students in the third-,fourth-,and fifth-grade classes:26,25,27,27,26,28,27.
Tuesday, October 12, 2010 at 7:03pm
5th grade math
find two boxes that will hold HALF as many centimeter cubes as the 3 centimeters by 4 centimeters by 6 centimeters box. what would the dimensions of each box be. dimensions of the first box dimensions of the second box.
Tuesday, October 12, 2010 at 6:41pm
9th grade
This is Geometry homework 7x+2y=10
Tuesday, October 12, 2010 at 6:10pm
5th grade math
find two boxes that will hold half as many centimeter cubes as the 3 centimeters by 4 centimeters by 6 centimers box. Thank you
Tuesday, October 12, 2010 at 5:08pm
9th grade
h=2.4t+32.2 paul's height is 69.4 inches. What is the approximate length, in inches, of paul's tibia bone?
Tuesday, October 12, 2010 at 5:04pm
7th grade
what is 344,000,000 in scientific notation?
Tuesday, October 12, 2010 at 3:54pm
math
why is anything to to zero power equal to one?
Tuesday, October 12, 2010 at 3:25pm
Chemistry
I just took my Chemistry midterm, and would like to know how to calculate my grade on the midterm with the curve. MEAN = 8.9 STANDARD DEVIATION = 2.9 MY SCORE = 7 Thank You!
Tuesday, October 12, 2010 at 2:40pm
Chemsitry
I just took my Chemistry midterm, and would like to know how to calculate my grade on the midterm with the curve. MEAN = 8.9 STANDARD DEVIATION = 2.9 MY SCORE = 7 Thank You!
Tuesday, October 12, 2010 at 2:39pm
8th grade
HOW TO CONVERT IN TO MM?
Tuesday, October 12, 2010 at 11:34am
statistic
rank the following in increasing order and find the position and value of the 11th percentile show all work. 7 5 3 2 9 6 4 3 8 5 5 8
Tuesday, October 12, 2010 at 7:59am
5 th grade math
The scores earned by the students on a recent assignment are listed below. what are the maximum and minimum of the scores? 74,80,80,83,84,85,90,87,91,92,91,93,81,95,73,82,78,94. maximum______? minimum______? please help me with this problem thank you!!
Tuesday, October 12, 2010 at 12:08am
6th grade
What physical property could you use to separate sand and sugar? How would you do it?
Monday, October 11, 2010 at 9:40pm
8th grade
is 53 a monomial
Monday, October 11, 2010 at 9:39pm
5th grade math
How can knowing the multiplication. Properties help you evaluate five times twenty times sixty three
Monday, October 11, 2010 at 9:38pm
8th grade
What does "Le gusta aprender el espanol a ella?" Mean?
Monday, October 11, 2010 at 9:32pm
8th grade math
is n^2-3 a monomial
Monday, October 11, 2010 at 9:32pm
Math 11th grade
How to solve system of equations 5a=5 6b-3c=15 2a+7c=-5
Monday, October 11, 2010 at 8:06pm
9th grade Deductive Reasoning Math
Given: Angle A and Angle C are complementary to Angle B. Conclusion: Angle is congruent to Angle C. Determine whether each conclusion is valid based on the true conditional given. If not, write invalid. Explain your reasoning.
Monday, October 11, 2010 at 7:58pm
6th grade math
Add one set of parentheses to the expression - 7 * x + 3 + 8 * x + 3 * x + 8 - 9 so that it is equivalent to 2(9x + 10)
Monday, October 11, 2010 at 7:49pm
8th grade
Data plotted on a graph results in a line that slopes upward from left to right. This graph tells you that a)when one variable increases, the other variable decreases. or b) when one variable increases, the other variable increases?
Monday, October 11, 2010 at 7:16pm
6th grade - EARTH SCIENCE
What are three interesting facts about the upper mantle of the earth? and 3 interesting facts about the lower mantle of the earth?
Monday, October 11, 2010 at 6:58pm
10th grade(world history)
How did the obedience to 10 commandments influence the ideas of the Social Contract?
Monday, October 11, 2010 at 4:58pm
8th grade science
why are neuclar waste products a problem?
Monday, October 11, 2010 at 3:52pm
4th grade
On the average your heart beats about 72 times per min. At this rate, about how many times will it be 30 days in a year in your lifetime if you live to be 72?
Monday, October 11, 2010 at 1:59pm
11th grade
When the shuttle bus comes to a sudden stop to avoid hitting a dog, it decelerates uniformly at 5.3 m/s2 as it slows from 9.5 m/s to 0 m/s. Find the time interval of acceleration for the bus. Answer in units of s
Monday, October 11, 2010 at 11:33am
2nd grade
What number am I My tens digit is double my ones digit. I am less than 70 greater than 60? How do u figure this out need help to explain how to get the answer..
Monday, October 11, 2010 at 1:57am
11th grade
what are some greatest weeknesses of caesar rodney?
Sunday, October 10, 2010 at 8:45pm
12th grade
A certain parallel plate capacitor consists of two identical aluminium plates each of area 2times 10^-4 m^2.the plates are seperated by a distance of 0,03mm, with air occupying the space between the plates. 1-CALCULATE THE CAPACITANCE OF THE CAPACITOR. AND 2-CALCULATE THE ...
Sunday, October 10, 2010 at 7:27pm
Grade 12 Chemistry
If 100g of zinc (c=377J/kg degrees celcius) at 95 degrees celcius is dropped into 60g of water contained in a 100g calorimeter (c=419J/kg degrees celcius) at 20 degrees celcius, what will the final temperature be?
Sunday, October 10, 2010 at 6:20pm
TO MS. SUE
MS.SUE IM IN THE 6TH GRADE AND IVE WORKED ON IT FOR 3 DAYS NOW I CANT GET IT. I ASK FOR HELP AND MY FAMILY AND FRIENDS DONT GET IT EITHER. CAN YOU PLEASE HELP ME MS. SUE??
Sunday, October 10, 2010 at 5:31pm
6th grade line segment
How to you do a problem like this? A segment that is 1/2 of an inch long is how many sixteenths of an inch long? Thanks
Sunday, October 10, 2010 at 3:05pm
3rd grade
what is the value of the digit 4 in 841
Sunday, October 10, 2010 at 2:10pm
8th grade
what is the answer to the equation 4z-2=30?
Sunday, October 10, 2010 at 12:07pm
english grade 1
how to teach interrogative and relative pronoun to grade 1 students
Sunday, October 10, 2010 at 6:46am
4th grade
ALL MY ARE OF EQUAL LENGTH.I HAVE 2 ACUTE ANGLES AND 2 OBTUSE ANGLES. WHAT AM I?
Sunday, October 10, 2010 at 6:22am
4th grade
i have 2 pairs of parellel oppossite sides are equal i have 2 acute angles and 2 obtuse angles.what aM I?
Sunday, October 10, 2010 at 6:19am
4th grade
i have two pairs of parellel sides all of equal length?
Sunday, October 10, 2010 at 6:13am
4th grade
i have no parallel sides.my adjacent sides are equal.my diagonals intersect at right angles what am i?
Sunday, October 10, 2010 at 6:11am
7th grade math
An apple has 24 fewer calories than a banana. If 7 bananas have the same number of calories as 10 apples, how many calories are in a banana?
Saturday, October 9, 2010 at 6:57pm
7th grade math
An apple has 24 fewer calories than a banana. If 7 bananas have the same number of calories as 10 bananas, how many calories in one banana?
Saturday, October 9, 2010 at 5:21pm
6th grade
How do you solve a problem like this ? 16+14=14+w
Saturday, October 9, 2010 at 4:51pm
8th grade
Who was influenced negatively by the southern code of behaviour in the autobiography of miss jane pittman, and how?
Friday, October 8, 2010 at 10:00pm
6th grade math
in the order of operations equation 8-(24/8)^2 I Alex answered with 24/8= 3 3^2 = 9 8 - 9 = answer You cannot subtract 9 from 8. So how do you get the answer?
Friday, October 8, 2010 at 6:40pm
6th grade
how do you solve the math order of operations problem 8-(24/8)^2
Friday, October 8, 2010 at 6:25pm
6th grade
I need to know what is the answer to this __ is a set of beliefs, values, and practicest that a group of people share.
Friday, October 8, 2010 at 5:46pm
Foreign Languges
This is some Greek and Latin root words for my 6th grade gifted homework. Whats the difference between medicus and medicinal?
Friday, October 8, 2010 at 3:14pm
4th grade
I am a number between 75 and 150 My tens digit is three times my ones digit The sum of my digits is 5 My hundreds digit and my ones digit are the same
Friday, October 8, 2010 at 8:56am
3rd grade
Elocution on topic 'An imaginary trip to the moon' Where I can find the same?
Friday, October 8, 2010 at 6:11am
Math 2nd grade
Iam greater than 4 tens and less than 5 tens.I have 9 ones.What number am I?
Friday, October 8, 2010 at 1:07am
5th grade math
points that lie o the same line are called collinear points. The points H,S,D,K,L, and D are collinear. use the following information to locate them on the line and label the points accordingly. KS + SB =KB DH + HS =DS DH + Hk =DK points L and B are not between any other ...
Friday, October 8, 2010 at 12:22am
7th grade
What is "h" in 5h+15-3h=32
Thursday, October 7, 2010 at 9:14pm
5th grade
make pu a data set of at least 12 numbers that have the following landmarks maximum 18 mode 7 range 13 median 12
Thursday, October 7, 2010 at 9:11pm
3rd grade
Make a tally chart for the number of students in the third, fourth, and fifth grade classes: 26,25,27,27,26,28,27
Thursday, October 7, 2010 at 8:54pm
5th grade
can a solution be made by mixing a solid, liquid and a gas?
Thursday, October 7, 2010 at 8:39pm
5th grade math
Mr.Jones wants to put tiles on the floor by the front door of his house. He wants to use 3 different colors of tiles in his design. one half of the tiles to be blue, one fourth of the tiles to be gray, and one fourth of the tiles to be red. I need to use a grid and label each ...
Thursday, October 7, 2010 at 8:23pm
2nd grade math
Shawn is writing down the family recipes in a cookbook. He has 21 recipes left to write down. He has 3 pages left to fill up. If he wants to put the same number of recipes on every page, how many goes on each?
Thursday, October 7, 2010 at 8:04pm
6th grade
how do i answer this... Write a fraction that represents a ratio of 8 and 9????
Thursday, October 7, 2010 at 7:53pm
6 grade math
Estimate a range for each sum example 7.42+13.97+101.2
Thursday, October 7, 2010 at 7:39pm
1st grade
explain how you know the number that is 1 less than 100
Thursday, October 7, 2010 at 7:35pm
4th grade
kevin has a rabbit, a ferret, a gerbel and a turtle. He feeds them in a different different order each day. In how many different orders can Kevin feed his pets?
Thursday, October 7, 2010 at 6:32pm
math 4 grade
A firefighter stood on the middle rungs of a ladder ,spraying water on a burning house. He then climbed up 6 rungs before the heat of the flames caused him to come down 10 rungs.After some minutes he was able to climb 18 rungs to the very top of ladder .How many rungs did the...
Thursday, October 7, 2010 at 6:30pm
5th grade math
how many boxes con you find that will hold two times as many cubes as a 2 by 3 by 4 box.
Thursday, October 7, 2010 at 5:25pm
3rd grade math
mason played piano for one hour on monday. on tuesday, he played for 30 minutes longer. On wednesday, he played for 15 minutes longer than tuesday. how long did he play piano on wednesday?
Thursday, October 7, 2010 at 4:52pm
math 8th grade
I need to combine like terms. Here are a few questions that I am having trouble with. -r - 10r n-4-9 -4+7(1-3m) Please help ! thank you.
Thursday, October 7, 2010 at 1:46pm
8th grade
how would you draw a square with a perimetr 8y?
Thursday, October 7, 2010 at 7:32am
6th grade
where can i find a map for ancient egypt 3100 B.C.?
Thursday, October 7, 2010 at 3:27am
3rd grade math (array)
Ray makes an array that has 4 rows of 4 counters. He wants to make two more arrays using the same number of counters. He wants more than one counter in each row. What two arrays can he make?
Thursday, October 7, 2010 at 12:25am
5th grade math
MAKE A SET OF 12 NUMBERS WITH THE FOLLOWING LANDMARKS MAX: 8 RANGE: 6 MODE: 6 MEDIAN: 5
Wednesday, October 6, 2010 at 11:50pm
Math 2nd grade
It is greater than 7 tens and less than 8 tens. the number has 4 ones. write the number word
Wednesday, October 6, 2010 at 11:43pm
6th grade, science
Think about the energy you use every day (running, eating, ...) Where have you seen heat energy being lost? Activity.... Heat lost through
Wednesday, October 6, 2010 at 10:58pm
6th grade
I NEED EXAMPLES OF ARCHIPELAGO
Wednesday, October 6, 2010 at 10:47pm
math 5th grade
(17-A)SQUARED=2209 SOLVE FOR A
Wednesday, October 6, 2010 at 10:46pm
8th grade
what do you call someone who cant turn pancakes?
Wednesday, October 6, 2010 at 6:53pm
2nd grade
question: I have fewer ones than tens. The value of my tens is 30. What two numbers can I be?
Wednesday, October 6, 2010 at 6:38pm
12th grade
deductive reasoning
Wednesday, October 6, 2010 at 5:06pm
3rd grade
sketch and label all possible rectangles with a perimeter of 30cm and sides whose lengths are whole numbers
Wednesday, October 6, 2010 at 4:07pm
science
I am trying to figure out how to teach young students, say 3rd/4th grade the six steps of the scientific method in a simplified way they would understand...Any ideas?? Any examples/and /or sites?? Thanks, jarrad
Wednesday, October 6, 2010 at 1:04pm
6th grade
A student heats 4.00 g of a blue compound, which reacts completely to produce 2.56 g of a white compound and an unknown amount of colorless gas. What is the mass of this gas?
Wednesday, October 6, 2010 at 12:14am
3rd grade
using four different digits, what is the least sum you can get when you add two digit numbers?
Tuesday, October 5, 2010 at 11:51pm
6th grade
if you had a fraction strip folded into tenths, what fractional lengths could you measure with the strip?
Tuesday, October 5, 2010 at 10:26pm
english 7th grade
I am to find the subject complement and linking verb in this sentence. At first we felt overwhelmed by the job ahead of us. Could you please help me understand , the examples in my book are not helping. Thank you
Tuesday, October 5, 2010 at 9:21pm
3rd grade
write in order from least to greatest the six numbers whose digits are 2, 8, and 9
Tuesday, October 5, 2010 at 8:28pm
12th grade art
Will someone plz help me. I have looked through website after website and I cant find the right peron. Just like a page address or something or explain about his works and his life. Please and thanks!
Tuesday, October 5, 2010 at 8:13pm
10th grade
Lack of iron in the photic zone of the open ocean restricts the size of plankton populations. Iron is what kind of factor for marine plankton?
Tuesday, October 5, 2010 at 8:08pm
8th grade
solve 3m=8m
Tuesday, October 5, 2010 at 8:06pm
11th grade
how do you determine what atom gained or lost electrons
Tuesday, October 5, 2010 at 7:34pm
2nd grade
Please explain how you solve these problems. It is greater than 43 and less than 52.If you add the digits,the sum is 8? This us confusing.
Tuesday, October 5, 2010 at 7:11pm
12th grade Calculus
It says find the numbers, if any, at which the given function is discontinuous. f(x)=abs(x+2) *abs - absolute value f(x)=e^xsinx for both of these problems i saw that it was continuous but i don't really know
Tuesday, October 5, 2010 at 6:15pm
3rd grade
Explain how 8 ten thousand can be equal to 80,000.
Tuesday, October 5, 2010 at 5:55pm
5th grade
91 .12
Tuesday, October 5, 2010 at 5:30pm
7th grade
if the median height is 5ft 2in how many students in mrs maloneys class are 5ft 2in or taller? how many are shorter?
Tuesday, October 5, 2010 at 5:17pm
5th grade math
city council decides to number homes on a new sub divison. However they leave out numbers that are multiples of 3 or 4 and the last home number is 67. How many homes are there on this street?
Tuesday, October 5, 2010 at 4:27pm
3rd grade math
Ashton broke apart a number into 30+7 what number did he start with?
Tuesday, October 5, 2010 at 4:13pm
10th grade
Which planet has the gravitational force that is closest to Earth's gravitational force?
Tuesday, October 5, 2010 at 3:39pm
algebra honors
I was placed into algebra honors instead of advanced math.. I am in 7th grade.. I have to maintain an 80% for the entire year or go to virtual school all summer.. My question is: Is there a special technique, formula, or very useful site that might help me grasp the concepts ...
Tuesday, October 5, 2010 at 11:24am
12th grade
Carefully describe the following distribution of ages (in years). Remember to include the shape, center, and spread. {20, 22, 24, 26, 23, 19, 34, 44, 25, 26} Are there any outliers? Justify your answer with calculations and explanation.
Tuesday, October 5, 2010 at 10:22am
5th grade
i need help! how you Estimating quotients how you solve a problem. like this one? 195 divided 4 in estimating quotient?
Tuesday, October 5, 2010 at 12:17am
12th grade
Can somebody tell me what to do next for solving polynomial equations? x^3 - 3x^2 -4x + 12= 0 I got the factors of 12 and i used 2. (x+2) (x^2 + x + 12)=0 What do I do next?
Tuesday, October 5, 2010 at 12:10am
7th grade
49 is 77% of what number?
Monday, October 4, 2010 at 10:59pm
3rd grade
if you live 71 miles from a river does it make sense to say you live about 80 miles from the river
Monday, October 4, 2010 at 10:36pm
6th grade
evaluate 2x+5y for the given number of x and y for x=4,y=3
Monday, October 4, 2010 at 10:30pm
4th grade english
complete and simple subjects for " Many stories about valentine's Day exist."
Monday, October 4, 2010 at 9:23pm
4th grade english
What are the complete and simple subjects in the sentence " Mrs.Marcus told the class about Valentine's Day."
Monday, October 4, 2010 at 9:15pm
4th grade
What is the complete subject and simple subject for the sentence " Valentine's Day has an interesting history."
Monday, October 4, 2010 at 8:51pm
2nd grade math
tell how 6+6 and 6+8 are related
Monday, October 4, 2010 at 8:33pm
6th grade
use the distbutive property to rewrite the expression as a product. 6+18y+24
Monday, October 4, 2010 at 7:56pm
3rd grade
how do you use thought in a sentence
Monday, October 4, 2010 at 7:41pm
6th grade
find the perimeter of this poylgon if one side is equivalent to (5+37)/6 your perimeter is 30
Monday, October 4, 2010 at 6:12pm
12th grade
if you remove 1000 cal from 1.5 grams of steam at 100 degress celsius, what would you have left?
Monday, October 4, 2010 at 4:42pm
3rd grade
How would you use a number line to round 148 to the nearest ten?
Monday, October 4, 2010 at 4:38pm
8th grade math
What value will make the equation 6(x+5)=3(x-14) true?
Monday, October 4, 2010 at 4:25pm
8th grade
I cant Figure this out... Find each Unit Rate: Four pounds of apples cost $1.96 and Sal washed 5 cars in 50 mins
Monday, October 4, 2010 at 12:52am
8th grade Social Studies
How does the freedom to petition protect us from the federal government?
Sunday, October 3, 2010 at 10:44pm
6th grade
WHAT IS THE GREENHOUSE EFFECT???
Sunday, October 3, 2010 at 8:45pm
11th grade Algebra
A number is multiplied by -3 and then this product is decreased by 7. The result is 4 less than twice the opposite of the number. what is the number?
Sunday, October 3, 2010 at 8:42pm
10th grade
A stream is 30. meters wide and its current flows southward at 1.5 meters per second. A toy boat is launched with a velocity of 2.0 meters per second eastward from the west bank of the stream a. what is the magnitude of the boat's resultant velocity as it crosses the ...
Sunday, October 3, 2010 at 8:23pm
6th grade E/LA
What is a predicate ajective and what is a predicate nomanative?
Sunday, October 3, 2010 at 8:22pm
12th grade
If a car is accelerating downhill under a net force of 3674, what additional force would cause the car to have a constant velocity?
Sunday, October 3, 2010 at 7:52pm
6th grade math
A spider has 8 legs. An ant has 6 legs. There are a group of spiders and a group of ants. The groups have equal numbers of legs. What is the least number of spiders and ants in each group.
Sunday, October 3, 2010 at 6:28pm
10th grade
A soccer player kicka a ball with an initial velocity of 10 meters per second at an angle of 30 degress above the horizontal. the magnitude of the horizontal component of the ball's initial velocity is
Sunday, October 3, 2010 at 6:25pm
6th Grade English
Hello, I am looking at the subject of no-count nouns. Which says that it does not have a singular or a plural form. The school book gives Paper for an example. But since you can say "papers" which is plural. How can paper be a non-count noun?
Sunday, October 3, 2010 at 4:30pm
3rd grade
what is the best estimate of 89+12 a 90 b. 100 c. 80 d. none of these
Sunday, October 3, 2010 at 4:15pm
11th grade
At her wedding, Jennifer lines up all the single females in a straight line away from her in preparation for the tossing of the bridal bouquet. She stands Kelly at 1.0 m, Kendra at 1.5 m, Mary at 2.0 m, Kristen at 25 m, and Lauren at 3.0 m. Jennifer turns around and tosses the...
Sunday, October 3, 2010 at 3:03pm
7th grade
an algebraic expression for p+3 and show me how to do it
Sunday, October 3, 2010 at 1:03am
11th grade
How do you solve for x^2 + square root of 6 times x -3 is > or = to 0?
Saturday, October 2, 2010 at 3:26pm
6th grade
what is accleration?
Saturday, October 2, 2010 at 2:14pm
7th grade math
25t=25t+5
Saturday, October 2, 2010 at 12:51pm
8th grade
Why Do Girls Like Guys Who Wear Shirts With Eight Buttons?
Saturday, October 2, 2010 at 11:52am
12th grade economics
what does the process of specialization do for the economy?
Saturday, October 2, 2010 at 12:22am
7th grade
i don't kow how to sole this equation 5x-10=2x-7 can u help me
Friday, October 1, 2010 at 10:39pm
10th grade
scientist needs 5L of 12% solution. She has on 10% and 17% solution. How much of each does
Friday, October 1, 2010 at 6:36pm
11th grade
How would I solve the following equation for x? 2 sin^2(x) + 3 tanx secx = 2 I've tried the problems from different approaches, but couldn't come up with a solution. Could you please provide your thought process. It would be greatly appreciated. Thanks!
Friday, October 1, 2010 at 4:45pm
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