6,938 Answered Questions for the topic mathematics
Mathematics
09/01/21
What was the speed of the current?
We have a motor boat with a maximum water speed(the speed relative to the water its floating on) of 18mph. We make a trip upstream from our cabin to our cousins cabin, a distance of 18 miles...
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08/31/21
Pre-calc/trig math problem
Find a real number k such that (3, - 2) is on the linekx - 2y + 7 = 0
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PLEASE HELP! :) A raw potato was found to have a mass of…
A raw potato was found to have a mass of 330 g. The potato was sliced and the slices were set in a single layer on a piece of screen wire to dry in the sun. The potato was measured after 7, 14, and...
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Mathematics
08/31/21
If Kevin paid $25.87 to download songs, how much did she download at the cost of $1.99 per song?
Mathematics 8th Grade
08/31/21
i need help like now
the average of your 3 quiz grades is 17 points . 2 of your quiz grades are 14 and 19 points . write and solve and equation to find the score of your third quiz
Mathematics
08/30/21
Use the Distributive Property to write the following expression as the sum or difference of two products. 8(17 + 12)
Use the Distributive Property to write the following expression as the sum or difference of two products.8(17 + 12)
AMDM Question Response (Mathematics)
: Graded Work: % of Quarterly Grade: Students Score: Homework 10% 92 Quizzes 20% 84 Tests ...
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08/29/21
mathematics precalculus
Find ∂z / ∂x and ∂z / ∂y given that : 3xz+ z2y =xy+1
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08/29/21
mathematics, precalculus
Find 𝑓x and 𝑓y for the given functions: a) 𝑓(𝑥, 𝑦) = ln√x2+y2 b) 𝑓(𝑥, 𝑦) = exylny c) 𝑓(𝑥, 𝑦) = x ⁄ x2–xy2
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Mathematics
08/29/21
Let F(X) = X^2 + X + 1 then
08/28/21
Standard Normal Probabilities Table Question
When using a Standard Normal Probabilities Table, how do you know which number to choose from the top row (0.0, 0.1, 0.2, etc.)
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Mathematics
08/28/21
the ratio of adult to child was 2:5. If the number of child was 120, how many adults were there in the camp?
Pls give the answer fast
Mathematics Math
08/26/21
Doug entered a canoe race. He rowed 2 1/2 miles in 1/3 hour. What is his average speed in miles per hour?
I don't understand it I need to know what it means
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Vectors and the Geometry of Space
Consider the line L(t)=⟨4−3t,17+4t⟩. Then L intersects:1.The x-axis at the point.... when t =...2.The y-axis at the point..... when t =....3.The parabola y=x2 at the points..... and... when t...
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Vectors and the Geometry of Space
Give a vector parametric equation for the line through the point (-1,5,-1) that is parallel to the line ⟨-1-t, 2t-1 ,-4-3t⟩:L(t) =
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Vectors and the Geometry of Space
Suppose v.w=8 and ||v × w ||=2, and the angle between v and w is θ. Find(a) tanθ=(b) θ=
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Vectors and the Geometry of Space
You are looking down at a map. A vector u with |u| = 10 points north and a vector v with |v| = 6 points northeast. The crossproduct u×v points:The magnitude |u×v| =
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Mathematics Math
08/25/21
AMDM Question (Mathematics)
Final grades are often computed using weighted averages. Some college professors use complicated weighted averages. Your college professor tells you he will give a 33%-67% split on grades between...
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a Determine , without graphing , whether the function has a minimum value or a maximum value. Find the minimum or maximum value and determine where it occurs .
a Determine , without graphing , whether the function has a minimum value or a maximum value. Find the minimum or maximum value and determine where it occurs . f(x) =2x^2-4x-2A) the function has a...
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Mathematics
08/24/21
math linear please help
Bob makes outdoor tables. He charges a fixed price for the materials required to build the table and also an hourly rate for the time spent constructing. The amount he charges $C, is given by C =...
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Mathematics Math
08/24/21
pls help me answer this math question
Suppose a 10-year old boy is 51 inches tall and weighs 70.4 pounds while his father is 72 inches tall. compute how much will the father weigh if suppose both of them have similar builds.
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08/24/21
Graph quadratic functions in standard form
Consider the quadratic function below and (a) find the vertex : (b ) find the axis of symmetry : (c) determine whether there is a maximum or a minimum value and find that value : and (d) graph the...
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Graph the quadratic function
Find the x-intercepts intercept and y intercept. Next find the vertex. Write the coordinates in decimal form. Then graph the function by hand. y=x^2-12x+32
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