07/15/17

Estimate the slope of y = x^2+3x at x = 3. Justify your answer.
 This is a calculus question that I need help on.
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07/15/17

Verifying a Shape
I've tried this question repeatedly? Can any person who knows the analytic geometry field give me an answer? HELP?Quadrilateral PQRS has vertices P(3, 2), Q(0, 4), R(-2, 1) and S(1, -1)a) Verify... more
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07/15/17

Verifying a Shape
I've tried this question repeatedly? Can any person who knows the analytic geometry field give me an answer? HELP?Quadrilateral PQRS has vertices P(3, 2), Q(0, 4), R(-2, 1) and S(1, -1)a) Verify... more
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07/15/17

Can I apply early decision to a college with a score, and still take the October 7th SAT? If I score higher, can it be superscored?
I am applying to a college early decision because I know that this school is the one I want to go to. I have a 1230 (640 Reading and 590 Math). My Reading score is fine for the college, but my math... more
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07/15/17

how to get formula s=1/2(αβ/α+β)t^2
I want to know how we can get this    formula:- s =  s=1/2(αβ/α+β)t^2
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07/15/17

Triangles and Vertices
What kind of triangle has the vertices A(0, 1), B(8, 4) and C(3, -7)?   (classified by sides) 
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07/14/17

Function rule
Write a function rule that represents the sentence. 5 more than the product of a number x and 5 is y 
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07/14/17

given that 7,-4 is on the graph of f x find the corresponding point for the function
this problem from plato summer is stupid just like the school have you doing calculus question.
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07/14/17

if a/2 and b/2 are the roots of the equation kx(x-1)=5m-x. If a+b=8 and ab=4, find the values of k and m
I tried and I got the answer k=1/3 and m = -1/15, but the answer for my k is wrong according to my book which is k=-1/3 instead. Please help me
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07/14/17

How do they get 59 over 216 or .27% out of the answer 23=216x-36?
I started with the equation of 7/4x +1/6x= 18-3/x which I worked out and followed along with the steps to get to this answer(23=216x-36 which then also equals 59/216! But there's no step work... more
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07/14/17

Sixty grams of magnesium-28 decayed into 7.5 grams after 63 hours. What is the half-life of manesium-28?
applying the concept 
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07/14/17

Question is below please answer asap (this is a conservation of momentum problem that I'm struggling with)
A large platform is initially at rest on a smooth frictionless surface. A dog on the platform starts running toward the east. The mass of the dog is one-half the mass of the platform. When the dog... more
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07/14/17

Which solution contains the correct number of significant digits for the product 2.80 mm · 0.1 mm
there a lot I just nee to know the answers so I can pass my clases and no fail ya feels
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07/14/17

Perform the vindicated operations and simplify
5 square root 2 - 3 square root 32 - 2 square root of 50
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07/14/17

Word problem
Think of a number, subtract two, multiply the result by three. Paul said his answer was 18. What number did he think of?
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07/14/17

Find the electric field between two metal plates 3mm apart, connected to a 12v battery?
This question is related to class 12 from physics of ncert book. 
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07/14/17

a moter racing circuit has length of 35/6 miles. a straight section of the circuit has length 5/4 miles what fraction of the circuit is the straight section?
give answer in simplest form.
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07/14/17

Let f(x)= e^2x show that f(x+y)=f(x)f(y)
Basic concept 
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07/14/17

What is a description that does NOT guarantee that a quadrilateral is a square?
math question
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07/13/17

Given tanθ=u and θ is in quadrant I Show that sinθ = u/√i+u^2
Given tanθ=u and θ is in quadrant I   Show that sinθ = u/√i+u^2
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07/13/17

A 10ft diameter wheel spins at 50 rpm. What is the angular velocity of the edge of the wheel?
A 10ft diameter wheel spins at 50 rpm. What is the velocity at the edge of the wheel in feet per second?
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07/13/17

I dont know how to solve this can anyone help me?
Part of $3000 is invested at 12%, another part at 13%, and the remainder at 14%. The total yearly income from the three investments is $400. The sum of the amounts invested at 12% and 13% equals... more
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07/13/17

Please someone help
Use the discriminant to determine whether the given equation has two irrational roots, two rational roots, one repeated root, or two complex roots. Do not solve. x²-10=5x
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07/13/17

y varies directly with x; y-30.6 when x=68
Please, I can't seem to get it.
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07/13/17

simplify by combining like terms
simplify by combining like terms 25s + s
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