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All Questions
^{+0}
192812 Questions
0
73
1
Some math counts practice problems(any hints appreciated!)
1.What is the sum of the 3rd triangular, 4th square, 5th pentagonal, 6th hexagonal, 7th heptagonal and 8th octagonal numbers?
2.What is the sum of the 3rd triangular, 4th square, 5th pentagonal, 6th hexagonal, 7th heptagonal and 8th octagonal numbers?
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Guest
Jan 23, 2021
0
85
1
If ABCED is congruent to GHKJL, but no diagram is provided.
If ABCED is congruent to GHKJL, but no diagram is provided.
BUT this is the information given to find the length of segment GH??? PLEASE HELP AGAIN!
BC= -3+11
JL= -5x-24
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Guest
Jan 23, 2021
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65
1
Please help
How do I find the constant of proportionality when y is inversely proportional to x^2 when y is 8 and x is 32?
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Guest
Jan 23, 2021
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86
1
help please
In the figure, $AB = 12$, $FE = 8$, $BC = CD = DE = 3$, $AB\perp BE$, $FE\perp BE$,
Then find the area of $\Delta GCD$.
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Guest
Jan 23, 2021
0
96
1
+8
If Triangle ADC is congruent to Triangle BDC, then the measure of angle BCD= what degrees?
If Triangle ADC is congruent to Triangle BDC, then the measure of angle BCD= what degrees?
Angle A= (56-3a)
Angle D= 107
Angle B= (8a+1)
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lastkings856
Jan 23, 2021
0
76
5
proportion
Suppose s and t are directly proportional. If s=14 when t=18, what is s when t=7?
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Guest
Jan 23, 2021
0
80
1
PLEASE HELP
what is the inverse of the function f(x)=2/3x^3-1
the options are
g(x)=^3√6x-6 /2
g(x)=^3√12x+12/2
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Guest
Jan 23, 2021
0
65
1
PLEASE HELPPPPP
Which function is the inverse of f(x)=2/3x^3-1?
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Guest
Jan 23, 2021
Jan 22, 2021
0
90
3
+272
A bunch of Speed problems (pls help)
1. Sophia and Melody were biking together. along a straight bikeway from two positions.At one point Sophia stopped to rest, while Melody continued to bike. Sophia resumed biking again but at a faster pace of 22 miles per hour, while Melody continued at
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Potatobird
Jan 22, 2021
0
95
2
If we express 2x^2 + 6x + 11 in the form a(x - h)^2 + k, then what is h
If we express 2x^2 + 6x + 11 in the form a(x - h)^2 + k, then what is h?
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Guest
Jan 22, 2021
0
63
1
help with quadratic
Complete the square 4x^2 + 15x + 2 .
Enter your answer in the form a(x + u)^2 + v, where a, u, and v are replaced by numbers.
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Guest
Jan 22, 2021
0
88
1
+60
weird function problem
If f(x)= -1/x , what is f(f(f(f(f(6)))))?
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ddocm
Jan 22, 2021
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59
0
Math
What is the ratio of the area of a regular hexagon to the area of the hexagon which uses the midpoints of the first hexagon's sides as its vertices? Express your answer as a common fraction.
Guest
Jan 22, 2021
0
52
0
Completing the Square help asap
The quadratic 3x^2-24x+72 can be written in the form a(x+b)^2+c, where a, b, and c are constants. What is a+b+c?
Guest
Jan 22, 2021
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48
0
help please
Chris labels every lattice point in the coordinate plane with the square of the distance from the point to the origin (a lattice point is a point such that both of its coordinates are integers). How many times does he label a point with the number 65?
read more ..
Guest
Jan 22, 2021
0
54
0
ordered pair
One ordered pair (a,b) satisfies the two equations ab^4 = 384 and ab^5 = 4608. What is the value of a in this ordered pair?
Guest
Jan 22, 2021
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86
1
precalc
In triangle ABC show above, cos B = 6/10. What is tan C?
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Guest
Jan 22, 2021
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77
1
help i need this
Alex has 10 different kinds of lunch meat and 8 different kinds of cheese. If he wants to make a sandwich with one kind of meat and two kinds of cheese, how many different sandwiches could he make? (It does not matter in which order he chooses the two types
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Guest
Jan 22, 2021
0
72
1
please help
Complete the square x^2 + 12x + 9
Enter your answer in the form a(x + u)^2 + v, where a, u, and v are replaced by numbers.
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Guest
Jan 22, 2021
0
84
1
Solve the following equation for x.
. Solve the following equation for x. 6(𝑥 + 2) = 6𝑥 + 2
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Guest
Jan 22, 2021
0
66
1
algebra
Given two real numbers p and q such that 1/p + 1/q = 1 and pq = 9, what is p + q?
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Guest
Jan 22, 2021
0
91
4
+267
if the area of right triangle ABC is 4, and the hypotenuse $\overline{AB}$ is 12, then what is 2A?
if the area of right triangle ABC is 4, and the hypotenuse $\overline{AB}$ is 12, then what is 2A?
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KitSoundwave
Jan 22, 2021
0
91
1
inequality
Solve 1/3*t - 5 < t - 2. Give your answer as an interval.
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Guest
Jan 22, 2021
0
67
0
Please Help
The moon orbits the earth with a tangential velocity of 1,022 m/s, and the orbital radius of the moon around the earth is 3.85 x 108 m. The mass of the moon is 7.35 x 1022 kg. Calculate the net force acting on the moon?
Guest
Jan 22, 2021
0
174
4
Help please!!
A toy factory designed a new container in the shape of a rectangular prism that is 20 centimeters tall with base dimensions of 4 centimeters by 8 centimeters. What is the volume of the new container, in cubic centimeters?
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Guest
Jan 22, 2021
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