12/07/18

(-1,12) (4,-8) .
How do you write an equation
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12/07/18

m=undefined(5,-7)
equation in slope intercept form
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12/07/18

Determine the X-intercept of -3x + 7y = -21
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12/07/18

||x − 1| − |x − 2|| Solve for piece wise function
Hi i have to find in the itegral of the above function but i dont know how to first change this to the piece wise function, help
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12/07/18

(cos90+isin90)^6
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12/07/18

[7(cos30+isin30)]^4
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12/07/18

Expected value probability help

From a group of 3 women and 5 men, a delegation of 2 is selected. Find the expected  number of women in the delegation
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12/07/18

introduction trigonometry

sin + 2cos =1 then prove that 2sin - cos = 2
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12/07/18

What is the distance between the line y=2x+3 and the point (1,0)
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12/07/18

Write an equation in standard form for the line whose slope is undefined that passes through (5,-3).
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12/06/18

In ΔABC, m∠A = 40°, m∠B = 60°. Find m∠C. (Hint: Draw the auxiliary line BD parallel to the line segment AC and take a look at the same side and the alternate interior angles)
I NEED HELP! This geometry question is hard, and I have another one afterwards. Given: AB ⊥ l, B ∈l, M ∈ AB , AM = 7 in, AB = 15 in. Find the distance between point M and line l.HELP!
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12/06/18

if a line passes through the points (-8, -6) and (10, -6). What is its equation in slope-intercept form?
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12/06/18

A right angled traingle xyz has a right angle at y, XY = 9cm, YZ = 3cm and XZ = √90 cm. If ZXY= θ and YZX = a. Then what is SIn θ, Cos θ and Tan θ
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12/06/18

My homework asks me to write the point-slope form of the equation for the line that has x-intercept -3 and y-intercept -2.
My problem is i don't know how to calculate this even when a teacher tried to explain it to me.
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12/06/18

f(1) = 5, f(n) = (−8) · f(n − 1) + 15
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12/06/18

How would I find the first 5 terms of this sequence? "f(x)=3*(-2)x"
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Cal

12/06/18

If Dy/dx=cos(x/2) and y(0)=3 find y(x)
I really confuse with problem, can you help me to find the answer please
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12/06/18

Sue eats 3/8 of a cherry pie. Jan eats 1/4 of what was LEFT. How much of the pie did Jan eat?
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12/06/18

How do I determine the number of degrees in one of the base angles if the vertex angle is 34+7x, and the number of the degrees in the interior of the triangle is 180-10x? (The triangle is isosceles)
The original question is, “The vertex angle of an isosceles triangle is 34+7x. The number of degrees in the interior of the triangle is 180-10x. Determine the number of degrees in one of the base... more
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12/06/18

What is the speed of the​ kayak?
A kayak can travel 18 miles downstream in 2 ​hours, while it would take 6 hours to make the same trip upstream. Find the speed of the kayak in still​ water, as well as the speed of the current.
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12/06/18

FRACTIONS HELP PLEASE
if you place one full container of flour on one pan of a balance scale and a similar container 3/4 full and a 1/3-pound weight on the other pan, the pans balance. How much does the full container... more
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12/06/18

A city council consists of seven Democrats and seven Republicans. If a committee of five people is selected, find the probability of selecting two Democrats and three Republicans.

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12/06/18

a plane can fly 320 miles in the same time as it takes a car to go 140 miles. if the car travels 90 mph slower than a plane, find the speed of the plane
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12/06/18

math help please!
let y=4x^2-4x+3a) find the question to the tangent line to the graph at x=2b) find the point, on this graph at which tangent line is horizontal line
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12/05/18

Maths and averages
The average of 3 consecutive numbers is 11. The average of another set of 5 consecutive numbers is 23. What is the average of these eight numbers?please help me?cheersBrandon
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