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218194 Questions
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244
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PLEASE HELP CPHILL ASAP
A conical frustum has bases with radii of 9 and 12 and a height of 4. The total surface area of the frustum is A, in square units, and the volume of the frustum is V, in cubic units. Find A+V.
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Guest
Oct 16, 2021
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240
1
I simply have no clue about this problem. Pls provide explanation so that I can understand.
Find a function f(z) such that the line below is the graph of the equation |z - 3i| = |f(z)|.
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Guest
Oct 16, 2021
0
236
1
PLEASE HELP!!
If I drive my car 54 miles per hour on a full tank of gas, it will run for 8 hours. For every mile per hour I speed up, the car will run 10 minutes less. For every mile I slow down, the car will run 10 minutes more.
read more ..
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Guest
Oct 16, 2021
0
166
1
Algebra
In an equation of the form with k = ax^2 + bx + c, the least possible value of k occurs at x = -b/(2a). In the equation k = (6x - 12)(x - 8) , what is the least possible value for k?
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Guest
Oct 16, 2021
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216
2
Coordinates
For what value of c will the circle with equation x^2 + 6x + y^2 - 14y + c = 0 have a radius of length 4?
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Guest
Oct 16, 2021
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227
4
HELP ASAP!
All of the members of our spray-painting team paint at the same speed. If team members can paint a square foot wall in minutes, then how many minutes would it take for team members to paint a square foot
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Guest
Oct 16, 2021
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123
0
Please help
Suppose (a, b) is an ordered pair of integers such that the three numbers a, b, and ab form an arithmetic progression, in that order. Find the sum of all possible values of a,
If positive real numbers x,y,z satisfy
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Guest
Oct 16, 2021
0
227
1
Analytic Geometry
Find the radius of the circle with equation x^2 - 4x + y^2 - 6y - 36 = 25
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Guest
Oct 16, 2021
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129
0
Algebra
Find the total number of terms in the expansion of (x + a)^11 - (x - a)^11 after simplification.
Guest
Oct 16, 2021
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114
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Polynomials
1. Let f(x) = x^6 - 3x^2 + 2 and g(x) = 2x^6 - 6x^2 - 1. Let a be a constant. What is the largest possible degree of f(x) + a*g(x)?
2. Let f(x) = x^6 - 3x^2 + 2 and g(x) = 2x^6 - 6x^2 - 1. Let b be a constant. What is the smallest
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Guest
Oct 16, 2021
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149
0
Help!!! My homework is due today!
Janabel has a piece of paper such that one side is red and the other side is blue.
She cuts a triangle of area 126 out of the paper and labels its vertices A, B, and
C. With the red side facing her, she folds point A over some line parallel to
BC.
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Guest
Oct 16, 2021
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151
0
Please help asap
Find all pairs of three-digit integers XYZ and ZYX (with X, Z 6= 0) such that
XYZ · ZYX is 1 more than a multiple of 101.
(note: XYZ is a three digit number, so like if XYZ=123, X=1, Y=2, and Z=3)
Guest
Oct 16, 2021
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219
0
+286
Pls Help (Pre-Cal)
(Thanks in advance)
Mathisgood
Oct 16, 2021
0
404
1
Pls help me
The planet Shm'lort uses a different timing system from ours. After making contact, human astronauts tried to figure out how to convert between the two systems. They determined that there are 3 blarsfs and 18 crobs in a minute and 7 blarsfs and 2 crobs
read more ..
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Guest
Oct 16, 2021
+1
240
1
plz help with math
What real value of t produces the smallest value of the quadratic t^2 - 8t - 36?
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Guest
Oct 16, 2021
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226
1
Algebra
Fill in the blank with a constant, so that the resulting quadratic is the square of a binomial: x^2 + 4x + ___
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Guest
Oct 16, 2021
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234
3
help with math
Solve 64^x = 16^(x−1)
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Guest
Oct 16, 2021
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261
8
+240
Help Pls
Suppose . Given that a and b are consecutive integers, and b
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DewdropDancer
Oct 16, 2021
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130
0
Please Help ASAP
If I drive my car 54 miles per hour on a full tank of gas, it will run for 8 hours. For every mile per hour I speed up, the car will run 10 minutes less. For every mile I slow down, the car will run 10 minutes more.
read more ..
Guest
Oct 16, 2021
0
128
0
Is this the right answer to this problem?
: P(X<0) = P (Z < (0-24.65)/37.13) = P(Z<-.67) = 0.7486
Guest
Oct 16, 2021
0
179
1
Analytic Geo
The circle 2x^2 = -2y^2 + 12x - 4y + 28 is inscribed inside a square which has a pair of sides parallel to the x-axis. What is the area of the square?
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Guest
Oct 16, 2021
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170
1
Counting
How many 3-digit numbers have the property that the units digit is at least twice the tens digit plus 5?
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Guest
Oct 16, 2021
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241
2
what are 2 numbers that add to potitve 5 and times to give -7
what are 2 numbers that add to potitve 5 and times to give -7
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Guest
Oct 16, 2021
0
241
1
CUAL ES EL PROMEDIO DE 889+55++23+59+89
CUAL ES EL RPOMEDIO DE 89+69+56+23+58+69
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Guest
Oct 16, 2021
0
269
1
CUAL ES LA MITAD DE 40
CUANTO ES LA MITAD DE 40
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Guest
Oct 16, 2021
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