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All Questions
+0
232917 Questions
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328
2
Urgent help please!!
From the following infinite list of numbers, how many are integers?
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Guest
Oct 13, 2021
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371
2
Domain
Compute the domain of the real-valued function $f(x) = \sqrt{1 + \sqrt{2 - \sqrt{x}}}$.
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Guest
Oct 13, 2021
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458
2
uhihp
70% of Ms. Miller's class passed the test on the first try. Those who failed were able to retake and half of those students passed on their second try. If there are 20 students in the class, what overall percentage
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Guest
Oct 13, 2021
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309
1
help with function
Let f(x) = 1/(ax + b) where a and b are nonzero constants. Find all solutions to f(x) = 0. Express your answer in terms of a and/or b.
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Guest
Oct 13, 2021
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277
1
Algebra
For what positive value of m will the following equation be true if n = 5?
(m + n)^2 + (m - n)^2 + m^2 + n^2 + 51 = 318.
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Guest
Oct 13, 2021
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231
0
Math
a).the ratio of James to John's earning was 4:3. Jame's earning rose to kshs. 7200 after an increase of 10%. calculate the percentage increase in John's earnings given that the sum of their new earnings was kshs. 15600
b).James and John contributed all
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Guest
Oct 13, 2021
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296
2
Please help me with this question.Thank you in advance.
Luis had 120 more balloons than Mel. After Mel gave
away 1/5 of his balloons, he had 184 fewer balloons than Luis.
(a) How many balloons did Luis have?
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Guest
Oct 13, 2021
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374
3
Hi, can you pls help me with this question?Thank you so much ...
Gopal sells a hot dog bun at $3.30 each and a packet of potato chips at $2.80
each. After selling for a day, he collected $3.70 more from the sale of potato
chips than the sale of hot dog buns. He sold 9 more packets of potato chips than
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Guest
Oct 13, 2021
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214
0
Algebra
For a certain value of k, the system
x + y + 3z = 10,
-4x + 8y + 5z = 7,
kx + z = 3
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Guest
Oct 13, 2021
0
229
0
Algebra
Noah was asked to compute the product of two numbers. He misread the problem and entered the sum of the two numbers instead. Luckily he still got the right answer. One of the two numbers is $8$. What is the other number?
Guest
Oct 13, 2021
0
239
0
Find the value on Aug 10,1990 if the amount on Dec 13,1990 is P5,750.38 at 5% simple interest.
Find the value on Aug 10,1990 if the amount on Dec 13,1990 is P5,750.38 at 5%
simple interest.
Guest
Oct 13, 2021
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344
0
+677
Solve this task!
Solve this task!
(It comes from the 60th Mathematical Olympiad 2020 from classes 12-13 with solutions...it is a book)
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Straight
Oct 13, 2021
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340
2
Plz help SOS!!!
Yacob wants to buy some chocolates for his friends. If he spends $5 on each
friend, he will have $20 left. If he spends $7 on each friend, he will have $4 left.
How much money does Yacob have?
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Guest
Oct 13, 2021
0
361
1
y=sinx*xin(x+pi/3)
이 식의 가장 큰 값과 가장 작은 값이 무엇인지 궁금하다
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Guest
Oct 13, 2021
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367
3
cos(2x)-5cos(x)+3=0
이 식에서 x의 해를 구해야 합니다.
x>=0
x=<2pi
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Guest
Oct 13, 2021
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198
0
Calculus 30
Write the composite function in the form f(g(x)). [Identify the inner function u = g(x) and the outer function y = f(u).] (Use non-identity functions for f(u) and g(x).)
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Guest
Oct 13, 2021
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187
0
help Algebra
An Ariline currently charges 200 dollars per ticket and sells 40,000 tickets a week. For every 10 dollars they increase the ticket price, they sell 400 fewer tickets a week. How many dollars should they charge to maximize their total
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Guest
Oct 13, 2021
0
351
1
Domain
What real values of x are not in the domain of $f(x) = \frac{1}{|x^2 + 3x - 4| + |x^2 + 9x - 10|}$?
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Guest
Oct 13, 2021
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353
1
geometry
A sheet of 8-inch by 10-inch paper is placed on top of a sheet of $9 \frac{1}{2}$-inch by 12-inch paper, as shown. What is the area of the region of overlap in square inches?
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Guest
Oct 13, 2021
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319
1
help plz
How many of the natural numbers from 1 to 800, inclusive, contain the digit 6 at least once?
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Guest
Oct 13, 2021
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324
1
Algebra
Find all solutions to 7*cuberoot(x) = x + 8.
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Guest
Oct 13, 2021
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193
0
quadratics
When the expression -2x^2 - 20x - 53 + 14x + 17 is written in the form a(x + d)^2 + e, where a, d, and e are constants, then what is the sum a + d + e?
Guest
Oct 13, 2021
0
358
3
please answer this question
Define $f(x) = \frac{x^2 + 2x + 3}{x}$ and $g(x) = x^3 + 2$. Evaluate $g(f(x))$ when $x = -3$.
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Guest
Oct 13, 2021
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259
1
Inverse Functions
Let f(x)=3x+4 and g(x)=2x+3. If h(x)=f(g(x)), then what is the inverse of h(x)?
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Guest
Oct 13, 2021
0
405
2
+334
Please help
Find the total number of four-digit palindromes that are multiples of 4.
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Rayjplayz
Oct 13, 2021
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