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230591 Questions
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166
1
help plz
Write down the quadratic equation whose roots are x = -7 and x = 11 and the coefficient of x^2 is 1.
Enter your answer in the form "x^2 + bx + c = 0".
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Guest
Jul 31, 2022
0
124
0
Algebra
The square root of h is greater than 10/3 and less than 42/5. How many integer values of h satisfy this condition?
Guest
Jul 31, 2022
0
124
0
help quadratic
Let x be a real number such that x^2+7x+120. Find the largest possible value of x^2 + 5x + 6
Guest
Jul 31, 2022
0
219
3
Calculus Problem
Find such that .
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Guest
Jul 31, 2022
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198
1
>
cos(x)= 0.35 x=??
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Guest
Jul 31, 2022
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219
1
+275
Help pls
How many three-digit positive integers have three different digits and at least one prime digit?
How many three-digit positive integers have at least one prime digit?
I thought about listing them all out but that would take forever.
read more ..
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Jasonkiln
Jul 31, 2022
0
254
6
+30
help pls
1.We have a rectangle of dimensions $x - 2$ by $2x + 5$ such that its area is $8x - 6$. What is the value of $x$?
2.The equation describes the height (in feet) of a projectile launched from the surface of Mars at 51 feet
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Gordn
Jul 31, 2022
Jul 30, 2022
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458
5
Jaylin has a wooden cube which is painted blue on the outside. She cuts the cube into $1000$ identical cubes, some of which have some sides
Jaylin has a wooden cube which is painted blue on the outside. She cuts the cube into 1000 identical cubes, some of which have some sides painted blue, then rolls the resulting cubes like dice. The probability that no blue faces land up after Jaylin
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BuilderBoi
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Guest
Jul 30, 2022
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253
1
For what ordered pair $(a,b)$ are there infinite solutions $(x,y)$ to the system\begin{align*} 3ax+3y&=5b,\\ 2x+y&=5. \end{align*}
For what ordered pair $(a,b)$ are there infinite solutions $(x,y)$ to the system\begin{align*} 3ax+3y&=5b,\\ 2x+y&=5. \end{align*}
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Guest
Jul 30, 2022
+1
203
1
Help!!
Solve each equation. Check each solution. if there is no solution, type "no solution."
Could someone please tell me what the answer to this is?
I have already found the value of x and the supposed solution is -17. However, when
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Guest
Jul 30, 2022
0
201
1
Use a graph
The altitude for which the pressure is 23 inches of mercury is how many feet, the altitude for which the pressure is 19 inches of mercury is how many feet, and the altitude for which the pressure is 13 inches of mercury is how many feet?
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Guest
Jul 30, 2022
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217
1
PLEASE HELP ASAP
In the Diagram, ABCD is a rectangle, and BEFG is a square. Find AD
Link to picture: https://latex.artofproblemsolving.com/a/1/9/a195ebdd79f1dd3386154bbe48a56bfbed7268e4.png
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Guest
Jul 30, 2022
0
204
1
+30
help pls
how many terms are in the expansion of (a+b+c)(d+e+f+g)?
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Gordn
Jul 30, 2022
0
191
1
Trigonometry
In triangle PQR, we have , , and . What is ?
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Guest
Jul 30, 2022
0
207
1
triangles
In triangle PQR, PQ = 13, QR = 14, and PR = 18. Let M be the midpoint line QR. Find PM.
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Guest
Jul 30, 2022
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203
1
circles
A sector of a circle has a central angle of 100 degrees. If the area of the sector is 50pi, what is the radius of the circle?
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Guest
Jul 30, 2022
0
201
1
system
For which value(s) of k does the following system have no solution?
4x - 6y = -2
kx - 9y = 3
read more ..
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Guest
Jul 30, 2022
0
176
1
Counting
How many positive integers less than 1000 have at least one digit of 0 and at least one digt of 1?
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Guest
Jul 30, 2022
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197
1
Algebra
The non-negative real numbers x ,y and z satisfy the two equations
x^2 + y^2 + z^2 = 9
xy + yz + zx = 6
read more ..
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Guest
Jul 30, 2022
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