06/08/23

Math help needed solving equations and simplifying
Using the square root property to solve the following equations, simplify the solutions show work A. x^2=50 B. 5(2x+9)^2=980
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06/09/23

Math need help. How to solve this
If F (x,y,z)=tan z i +(x + z) j+ xsiny k and σ is the portion of the cylinder z=9-x2-y2 above the xy-plane oriented so that the unit normal vector n points to the outside of the cylinder, use... more
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06/11/23

You pay $20 for 200 min math class, and pay $60 for 400 min.
a) graph to show the cost per days. b)write down the equation of your graph c) how many minutes can I have with $40? d) what is the cost for 600 minutes ?
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06/12/23

My Math Teacher is Awful. How would I find a and x if I don't know what the numbers are?
The question is a=5x and you need 80$. She said I specifically did not do this question. When NO ONE DID.
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06/12/23

How do you turn a decimal into a percent?
For example, 0.15 is the same as 15%. How do you get the decimal to become a percent? What is the math behind it? How did you get 0.15 (the decimal) to become 15% (the percent)?
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06/15/23

Math HW Help Needed
Find the coordinates of a point on a circle with radius 25 corresponding to an angle of 40∘(x,y) = (Incorrect,Incorrect)Round your answers to three decimal places
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06/17/23

Topics in modern math
In a survery of 141 pet owners, 95 said they own a dog, and 49 said they own a cat. 39 said they own both a dog and a cat. How many owned a dog but not a cat?
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06/19/23

A test is scaled so that the mean score is 490 and the standard deviation is 100. What percentage of students taking this test should score 720 or​ more? Assume a normal distribution.
Finite Math ProblemA test is scaled so that the mean score is 490 and the standard deviation is 100. What percentage of students taking this test should score 720 or​ more? Assume a normal... more
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06/20/23

How do I convert Grams ) g) to Milligrams( mg) without using dimensional analysis?

I teach easy ways to convert Grams to Milligrams or Milligrams to Grams without using a calculator. For example, 0.05 G = 50 mg. Just move the decimal three (3) places to the right. No math, no... more
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06/29/23

math problem that I cannot figure out myself
Jason is counting the number of cars that drive by his window. He counted four times as many green cars as red cars. If he counted 50 cars in total, how many of them were red?
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07/04/23

Answer the maths question in description
The given diagram is a sketch of a new 25 m swimming pool to be installed in a school sports complex.a.Find the area of the shaded side of the pool.
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07/05/23

Calculate correlation coefficients [description]
Find the correlation coefficient, r, of the data... more
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07/06/23

Help needed for Math Problems
Starting with the number 0 on my calculator, I do a calculation in 5 steps. At each step, I either add 1 or multiply by 2. What is the smallest number that cannot be the final result?
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07/06/23

Three part question I am struggling with the math
Part a: Assume that the height of your cylinder is 6 inches. Consider A as a function or r, so we can write that as A(r)=2π*r2+12π*r. What is the domain of A(r)? In other words, for which values of... more
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07/06/23

math word problem, need help
An oddie number is a 3-digit number with all three digits odd. How many oddie numbers are divisible by 3?
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07/06/23

math word problems, need help please
A number is formed by writing the numbers 1-30 in order as shown.12345678910111213........2930Simeon removed 45 of these 51 digits leaving 6 in their original order to make the largest 6-digit... more
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07/06/23

math word problem, tricky questions
Consider a sequence of letters where each letter is A or B. We can call the sequence stable if, when we tally the numbers of As and the number of Bs in the sequence working from left to right, the... more
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07/07/23

Looking for answers on 3 questions regarding the hardest logic puzzle ever
Greetings! I’m an assistant of a mathematical scientific researcher, and my research programme evolves around finding/developing all the (possible) solutions regarding all unsolved mathematical,... more
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07/09/23

Francisco completed 15 math questions in 4 minutes. If he completed each question in the same amount of time, how many seconds did he spend on each question?
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07/09/23

summations discrete math
Find the value of each of the sum.7sigmaj=1(5.3^j−1 − 3.5^j )
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07/14/23

Math Question, So Confused
Find the value of d such that the system of equations does not have a solution.-10x+dy=-1-8x+12y=-19
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07/17/23

NC Math 1( Apex Legends)
f(x)=3x+10x and g(x)=5x-3,find(f-g)(x)
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07/17/23

PRECAL HW MATH HELP
Two particles are moving in the x-y plane. They move along straight lines at constant speed. At time t, particle A’s position is given by x = t + 2, y = 1/ 2 t − 3 and particle B’s position is... more
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07/17/23

Math Question Related to Algebra
Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 60 mph and train B is traveling at 70 mph. Train A passes a station at 12:20 P.M. If train B passes... more
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07/18/23

Common ACT Math Problem
Of 180 students in a college course, 1/4 of the students earned an A for the course, 1/3 of the students earned a B for the course, and the rest of the students earned a C for the course. How many... more
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