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Questions (28)
Find 3 and 2/7 + 2 and 3/14 + 4 and 3/7
A:9 and 8/14 B: 10 and 1/7 C:9 and 3/7 D: 9 and 13/14
2 answers
359 views
At the market, 0.2 of the pieces of fruit are peaches, 0.25 is apples, 0.05 is lemons, 0.1 is cherries, 0.2 is grapes, and 0.15
3 answers
653 views
One quarter of Steve's baseball cards are from his dad's collection. Another 0.2 are from his uncle, and 0.5 are from his
3 answers
676 views
Find the largest three-digit number that can be written in the form 3^m + 2^n, where m and n are positive integers.
3 answers
725 views
The Smith family has 13 children, all born exactly 2 years apart. How old will the second-youngest child be when the oldest
1 answer
587 views
Eight U.S. coins are worth a total of 38 cents. How many of the coins are dimes?
1 answer
872 views
Tom took five math tests and got an integer score on each of them. He never scored higher than 90, and his lowest score was the
1 answer
611 views
A car gets 30 miles per gallon of gas and is driven 1000 miles per month. Gas costs $4 per gallon. How much will the car's owner
2 answers
830 views
The Mathletes won 2 of their first 10 meets. They went on to win all their remaining meets and finished the year with an equal
2 answers
1,160 views
For what real values of a is x^2 + ax + 25 the square of a binomial? If you find more than one, then list your values in
2 answers
575 views
For what real values of a is x^2 + ax + 25 the square of a binomial? If you find more than one, then list your values in
4 answers
559 views
For what real values of c is 9x^2 + 16x + c the square of a binomial? If you find more than one, then list your values in
1 answer
582 views
The roots of the quadratic equation z^2 + az + b = 0 are 2 - 3i and 2 + 3i. What is a + b?
3 answers
586 views
For what real values of a does the quadratic 4x^2 + ax + 25 have nonreal roots? Give your answer as an interval.
2 answers
538 views
Find all complex numbers $z$ such that
\[ |z|^2-2\bar z+iz=2i. \]
4 answers
1,422 views
What constant must we place in the blank below in order to be able to factor the resulting expression into the product of two
5 answers
598 views
For what real number k does the product (25 + ki)*(3+2i) equal a real number?
6 answers
1,502 views
A number is called a perfect square if it is the square of an integer. How many pairs of perfect squares differ by 495? (Order
3 answers
850 views
Let r and s be the roots of y^2 - 19y + 7. Find (r-2)*(s-2).
1 answer
595 views
A monic quadratic is a quadratic in which the coefficient of the quadratic term is 1. For example, r^2 - 3r + 7 is a monic
1 answer
634 views
A monic quadratic is a quadratic in which the coefficient of the quadratic term is 1. For example, r^2 - 3r + 7 is a monic
5 answers
1,198 views
The surface area of a box is 160. The length of the box is twice its width as well as 4 less than its height. How many units are
3 answers
3,655 views
Given that -3 <= 7x + 2y <= 3 and -4 <= y - x <= 4, what is the maximum possible value of x + y?
1 answer
366 views
At the end of Week 5 of my basketball team's season, our record is 3 wins and 17 losses. Each week after that, we win 3 games
3 answers
1,425 views
At the end of Week 5 of my basketball team's season, our record is 3 wins and 17 losses. Each week after that, we win 3 games
4 answers
990 views
Find B - A if the graph of Ax + By = 7 passes through (2,1) and is parallel to the graph of 2x - 7y = 3.
1 answer
618 views
In a 24 km race, during which each runner maintains a constant speed throughout, Alice crosses the finish line while Becky is
7 answers
2,317 views
James, Karen, and Lou are hiking. Lou forgot to bring any water. James brought 2 gallons of water and Karen brought 1 3/4
3 answers
680 views
Answers (29)
I NEED HELP
Lady Unsane got me a 9/18... I was failing anyway though
Thank you so much for helping me x
7000 than 700
0.95
Answer please!!!
Pleeease answer my question Damon!
Please convert that to an interval!
Damon, that is against the rules!
the bar is the complex conjugate
Yes
Is the answer 56?
are you sure? I need the actual answer.
please continue
2=6, 3=12, 4=20, 5=30, 6=42, 7=56, 8=72, 9=90. 90 is your answer.
A monic quadratic is a quadratic in which the coefficient of the quadratic term is 1. For example, r^2 - 3r + 7 is a monic quadratic, but 3t^2 - 3t + 1 is not. A teacher writes a monic quadratic on the board. Joanie copies the quadratic onto her paper, but
it is wrong!
Sorry, but that is incorrect. :(
Let's play around! Go GO Go!!! FIre in you hole!
Why posting the question that only need High School grade to answer? Are you Junior High School student or lower grade? If you have no intention to put some effort in your study from the start, no need to enroll and then cheat.
Why posting the question that only need High School grade to answer? Are you Junior High School student or lower grade? If you have no intention to put some effort in your study from the start, no need to enroll and then cheat.
Why posting the question that only need High School grade to answer? Are you Junior High School student or lower grade? If you have no intention to put some effort in your study from the start, no need to enroll and then cheat.
Why posting the question that only need High School grade to answer? Are you Junior High School student or lower grade? If you have no intention to put some effort in your study from the start, no need to enroll and then cheat.
Yawnnnn. What a kind-hearted person you are Odesa I am touched by your way of cheating and helping each other. LOL.
No one will kick them out of the course, who can detect them via this Jishka website? They already done the disgraceful deeds by their own, that will be their punishment. LOL.
Odesa, like to help each other to cheat because he/she like to be cheated... Hahaha
Bunch of cheaters who can not respect the code of honor... LOL.
The formula and explanation are given in the lecture video S23V2, in this case what you need to be cautious is the Z, Pt and Au are FCC structure, hence you need to draw the unit cell and its surrounding unit cell to get the idea of the coordination
184 hours = 7.6 days ==> 1 week? The steel industry will collapse if this is the answer. LOL! Just by seeing the figure one can tell this does not make sense.
