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All Questions
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157875 Questions
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67
3
help
Find all values of x such that sin(x)^2 + cos(x) + 1 = 0.
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Guest
Dec 5, 2019
+1
55
2
help
Given the two parabolas y = 2 - x^2 and y = 5 + x^2, determine the equations of all common tangents.
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Guest
Dec 5, 2019
0
79
4
help 2
Q1
Q2
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Guest
Dec 5, 2019
0
43
2
help
Conic Sections, 2 Questions:
Q1
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Guest
Dec 5, 2019
0
70
2
help please
(a) Let the function f be defined on the complex numbers as Prove that the distance between f(z) and 0 is a constant multiple of the distance between f(z) and z, and find the value of this constant.
(b)
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Guest
Dec 5, 2019
0
58
6
How much money should I invest at an annually compounded interest rate of 5% so that I have $500,000 in ten years?
How much money should I invest at an annually compounded interest rate of 5% so that I have $500,000 in ten years?
ElectricPavlov
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Guest
Dec 5, 2019
0
60
2
+14
Converting from vertex form to factored
i really need help with this by today im just really confused bc of the complex number
so this is what i have so far:
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erydaybeats
Dec 5, 2019
0
47
1
help:(
Define and . Find the value of where the function f is applied 8 times, and the function g is applied 8 times, alternating between the two.
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Guest
Dec 5, 2019
0
178
1
+1489
Maurice takes a roast out of the oven
Maurice takes a roast out of the oven when the internal temperature of the roast is 165°F. After 10 minutes, the temperature of the roast drops to 145°F.
The temperature of the room is 72°F.
How long does it take for the temperature of the
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jjennylove
Dec 5, 2019
0
49
1
help!
First box choices:
a. 0.71
b. 0.91
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Guest
Dec 5, 2019
0
47
1
help ASAP!
Find the largest constant C so that x^2+y^2 >= C(x+y).
for all real numbers x and y
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Guest
Dec 5, 2019
0
80
10
+1489
idea for edd drop test
These are the rules, I need help coming up with an idea so i can write my report, does anyone have an idea?
You will research a design for your egg-drop apparatus and then build it. You will conduct the egg-dropexperiment, document
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jjennylove
Dec 5, 2019
-1
80
2
HELP WITH HOMEWORK, DUE MONDAY.
The ratio of the areas of two squares is $\frac{32}{63}$. After rationalizing the denominator, the ratio of their side lengths can be expressed in the simplified form $\frac{a\sqrt{b}}{c}$ where $a$, $b$, and $c$ are integers. What is the value of the sum
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Guest
Dec 5, 2019
0
43
1
=help
A trapezoid has an area of 145.5 square miles. One base is 19.1 miles long. The height measures 10 miles. What is the length of the other base?
miles
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Guest
Dec 5, 2019
0
53
1
help
what is the square root of 3456
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Guest
Dec 5, 2019
0
39
0
help
Suppose m and n are the roots of x^3 - mx^2 + nx - 1 = 0. Find the sum of the roots.
Guest
Dec 5, 2019
0
47
2
help
(a) The line x + y = 3 intersects the parabola y = x^2 + 1 at points A and B. Determine the coordinates of A and B.
(b) If C is the vertex of the given parabola, determine the area of triangle ABC.
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Guest
Dec 5, 2019
0
47
1
solve linear systems by adding or subtracting
11y-3x=8
-3x=-16y+33
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Guest
Dec 5, 2019
0
43
1
help
One of the roots of x^3 - 5x^2 + 5x - 1 = 0 is 2 - sqrt(3). What are the other two roots?
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Guest
Dec 5, 2019
0
59
1
help
One of the roots of x^3 - 5x^2 + 5x - 1 = 0 is 2 - sqrt(3). What are the other two roots?
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Guest
Dec 5, 2019
0
51
0
logic problem
Inside each shape are cyan and yellow balls with a corresponding number. Use the clues to determine the missing number marked with "?" The formula is the same for all shapes. Express your answer as an integer whole number.
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Guest
Dec 5, 2019
0
41
0
help
Find all integers z such that z^2 + 13z + 3 is a perfect square.
Guest
Dec 5, 2019
0
47
2
help
Let m and n be the roots of 7x^2 + 9x + 21 = 0. Find (m + 7)(n + 7).
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Guest
Dec 5, 2019
0
47
1
help
Find the number of integers n, 1 < n < 2014, such that 8n/(9999 - n) is also an integer.
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Guest
Dec 5, 2019
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