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Shay
Questions and answers by
Shay
Questions (209)
Hello. I would appreciate it if someone could check my answers. I'm sorry it is so long.
1.) Let R denote the region between the
3 answers
1,104 views
Why must chromosomes be duplicated before mitosis?
DNA is the instruction of making proteins.To have a new cell that can work, it
3 answers
564 views
The ractangle given has a perimeter of 14 units. Find the value(s) of x by factoring a quadriatic equation.
x= 12/(x+1) y= 6/
1 answer
534 views
solve 1-(2/x)=2/(x+2)
Express your answer in simplest radical form. What is radical form ne how? 1-(2/x)=2/(x+2) Multiply both
1 answer
660 views
find the x-intercepts of
y=3x^2-6x by factoring y = 3x^2 - 6x Factor out 3x: y = 3x(x - 2) Set each factor equal to 0: 3x = 0; x
1 answer
465 views
The rectangle given has a perimeter of 14 units. Find the value(s) of x by factoring a quadriatic equation.
one side= 12/(x+1)
1 answer
705 views
A ball is thrown straight up. Its height, h(in metres), after t seconds is given by h=-5t^2+10t+2. To the nearest tenth of a
1 answer
553 views
simplify the following expressions involving complex numbers.
(3+2i)-(-7-i) is i like x? and how would this work i know that you
1 answer
581 views
simplify the following expressions involving complex numbers.
(3+2i)-(-7-i) is i like x? and how would this work i know that you
1 answer
479 views
A ball is thrown straight up. Its height, h(in metres), after t seconds is given by h=-5t^2+10t+2. To the nearest tenth of a
1 answer
545 views
simplify the following expressions involving complex numbers.
(3+2i)-(-7-i) 10 + 3i how did you do that? can you show me this one
2 answers
857 views
A ball is thrown straight up. Its height, h(in metres), after t seconds is given by h=-5t^2+10t+2. To the nearest tenth of a
1 answer
712 views
Determine the value(s) of k for which
x^2+(k-2)x-2k=0 has equal and real roots. a x^2 + bx + c = 0 has two different roots if the
2 answers
709 views
A ball is thrown straight up. Its height, h(in metres), after t seconds is given by h=-5t^2+10t+2. To the nearest tenth of a
2 answers
1,036 views
excuse me? what are you trying to say?
1 answer
473 views
y=2x^2+5x-3
a)determine the x-intercepts b)determine the vertex c)determine the axis of symmetry d)determine the maximum or
1 answer
707 views
0=2x^2+5x-3
determine the x-intercepts This is a quadratic equation. Use the quadratic equation, or... Factor it. (2x -xxx)(x
1 answer
476 views
determine the vertex for the function
y=2x^2+5x-3 for y = ax^2 + bx + c, the x value of the vertex is -b/(2a) sub that x into
1 answer
586 views
determine the x-intercepts for the function
y=2x^2+5x-3 Factor this: 0=2x^2+5x-3 That gives the roots. i agree with bobpursley's
1 answer
513 views
A 0.5 kg ball is thrown vertically upward at a speed of 25 m/s. Its velocity, v(t) (in m/s), at time, t (in seconds), is given
1 answer
474 views
here's an easy one for starters...
what means greater or equal to on a number line, a closed dot or an open dot? open dot. it is
1 answer
416 views
A 0.5 kg ball is thrown vertically upward at a speed of 25 m/s. Its velocity, v(t) (in m/s), at time, t (in seconds), is given
2 answers
514 views
Maurice drove 400 km from Edmonton to Battleford in 1 hour less time than it took Martin to drive the same route from Battleford
1 answer
391 views
Maurice drove 400 km from Edmonton to Battleford in 1 hour less time than it took Martin to drive the same route from Battleford
1 answer
421 views
Maurice drove 400 km from Edmonton to Battleford in 1 hour less time than it took Martin to drive the same route from Battleford
1 answer
420 views
Maurice drove 400 km from Edmonton to Battleford in 1 hour less time than it took Martin to drive the same route from Battleford
1 answer
440 views
Maurice drove 400 km from Edmonton to Battleford in 1 hour less time than it took Martin to drive the same route from Battleford
1 answer
454 views
Evaluate the following sums:
1 1+8 1+8+27 1+8+27+64 Add two more line to the list, and make a conjecture about the sums you
1 answer
652 views
I'm finishing my math 20 Pure. This is my last 20 course then i have 30's. Also I have to work a full time job so that I can
1 answer
551 views
Maurice drove 400 km from Edmonton to Battleford in 1 hour less time than it took Martin to drive the same route from Battleford
1 answer
429 views
Maurice drove 400 km from Edmonton to Battleford in 1 hour less time than it took Martin to drive the same route from Battleford
1 answer
576 views
Each exterior angle of a regular polygon is 15 degrees.
1.Determine the number of sides of the polygon. 2.What is the sum of the
1 answer
658 views
Each exterior angle of a regular polygon is 15 degrees.
1.Determine the number of sides of the polygon. 2.What is the sum of the
3 answers
885 views
Each exterior angle of a regular polygon is 15 degrees.
How many sides does the polygon have? and What is the sum of the interior
1 answer
1,243 views
Three circular pipes with 30cm diamters are strapped together. Find the length of the strap to the nearest centimeter.
I got the
3 answers
690 views
The vertices of a triangle are A(13,13), B(9,3), and C(-1,1).
Determine the equation of the median AM, where M is the midpoint of
1 answer
444 views
what crime control strageties are effective according to rational choice theory
This site may help you.
1 answer
399 views
Please check my answers:
The voltage across a 10-ohm resistor carrying 3 amps must be? I got 30 volts-v=?, I=3 amps, R= 16 ohm.
5 answers
2,933 views
The size of the beaver population at a national park increases at the rate of 5.1% per year. If the size of the current
3 answers
2,291 views
When a pair of identical resistors is connected in series which of the following is the same for both resistors: voltage across
7 answers
2,497 views
Can a convex lens be used to magnify an image, "shrink" an image, or both? Explain.
1 answer
704 views
seven people meet and shake hands with eachother- how many handshakes occur?
(second question) using inductive reasoning, write a
3 answers
906 views
Fibonacci sequnce has this pattern:
1,1,2,3,5,8,13,21,34,55,...... each number is achieved by adding the previous number to the
3 answers
630 views
seven people meet and shake hands with eachother- how many handshakes occur?
(second question) using inductive reasoning, write a
1 answer
523 views
Fibonacci sequnce has this pattern:
1,1,2,3,5,8,13,21,34,55,...... each number is achieved by adding the previous number to the
6 answers
537 views
How does elevation affect speed of an object
1 answer
345 views
Is it possible to titrate folic acid?
1 answer
395 views
List all the subsets of {2, o, t}.
3 answers
344 views
Suppose you have a friend named Ed. He and his four friends are having ice cream. There are only three flavors available at the
1 answer
475 views
Suppose you have a friend named Ed. He and his four friends are having ice cream. There are only three flavors available at the
2 answers
631 views
Suppose you have a friend named Ed. He and his four friends are having ice cream. There are only three flavors available at the
2 answers
555 views
Suppose you have a friend named Ed. He and his four friends are having ice cream. There are only three flavors available at the
3 answers
472 views
Use the definition of less than to show each of the following:
a. 2 < 4 b. 3 < 100 c. 0 < 3
2 answers
1,157 views
1. List all the subsets of {2, o, t}.
1 answer
301 views
2. Let U = {x x is a female}
A = {x x is a mathematician} B = {x x owns a pickup} C = {x x owns a dog}
1 answer
1,101 views
20. Think of a number.
Add 7. Double the result. Subtract 8. Double the result. Add 12. Divide by 4. Subtract 6. Your answer will
3 answers
891 views
A basketball player tries to make a half-court jump shot, releasing the ball at the height of the basket. Assuming that the ball
2 answers
621 views
Find the exponential model using y=a(b)^x with (9, 120) & (12, 216) (round to 4 decimal places- show work)
1 answer
396 views
If a point on a line is already known, which of the following would be the least needed to create an equation?
1 answer
339 views
* What is the difference between lobbying and bribery?
* What argument could the SLOC members make that the payments made do not
3 answers
404 views
. What are the core components of Liquidation’s business model?
2. Do you think Liquidation will ultimately succeed or fail?
1 answer
406 views
-20 = 7 + x/2
need to show work! :( I don't get it! Help!?
1 answer
280 views
Two triangles are similar: the first has a base of 12 feet and a height of 16 feet; the second has a base of 9feet. What is the
1 answer
404 views
In this week’s video, Bill Goodykoontz talks about morality and ethics in pop culture. The freedom of speech and expression
4 answers
524 views
Sometmes I have difficulty understanding the questions to complete my assignments. Does pop culture only refer to music? I want
2 answers
571 views
How to draw a Lewis dot structure....
4 answers
531 views
How to draw a Lewis dot structure....
3 answers
570 views
What is the kinetic energy of a 20 kg dog that is running at a speed of 7.3 m/s (about 16 mi/h)?
3 answers
1,705 views
Write a 150–200 word paragraph about the most helpful information you have learned from your other second-block course on how
2 answers
1,064 views
Write a 350- to 700-word response summarizing the three dimensions of love and how they interrelate to identify a specific type
7 answers
540 views
What is the overall equation, the complete ionic equation, and the net ionic equation for the reaction that occurs when aqueous
1 answer
500 views
Which is bigger 98in. or 5yd.
3 answers
305 views
The length of a rectangle is six times its width. If the perimeter of the rectangle is 140ft, find its area.
4 answers
1,788 views
P=b+2s
Solve for s
4 answers
1,799 views
The length of a rectangle is three times its width. If the area of the rectangle is 300cm, find its perimeter.
3 answers
1,077 views
Graph the line whose x-intercept is -8 and whose y-intercept is -7
5 answers
5,909 views
How many rotations would a 17 inch diameter tire complete in one mile?
1 answer
457 views
How tall would a glass (in the shape of a right circular cylinder) with a diameter of 3 inches need to be to hold 12 oz?
4 answers
1,039 views
If you make a glass in the shape of a right circular cone (think martini glass) how wide would the glass be if it is 4 inches
1 answer
474 views
How tall would a glass (in the shape of a right circular cylinder)with a diameter of 3 inches need to be to hold 12 ounces.
2 answers
527 views
How tall would a glass (in the shape of a right circular cylinder)with a diameter of 3 inches need to be to hold 12 ounces.
2 answers
930 views
How tall would a glass (in the shape of a right circular cylinder)with a diameter of 3 inches need to be to hold 12 ounces.
1 answer
364 views
How tall would a glass (in the shape of a right circular cylinder)with a diameter of 3 inches need to be to hold 12 ounces.
can
1 answer
444 views
How tall would a glass (in the shape of a right circular cylinder)with a diameter of 3 inches need to be to hold 12 ounces.
1 answer
459 views
how much would i coust to fence in a 5 acre lot if the fencing cost $6.00 per linear foot?
4 answers
353 views
how much would it cost to fence in a 5 acre lot (660ft long)if the fencing cost $6.00 per linear foot?
1 answer
386 views
This is a two part question.....
2. How many ways can you arrange the letters A,B,C,D,E without repetition? 3. How many of the
1 answer
372 views
Solve the problem.
The profit made when t units are sold, t>, is given by P²-36t+320. Determine the number of units to be sold
2 answers
648 views
The future value of $6000 invested for 5 years at rate r, compounded annually, is given by S=6000(1+r)^5. Find the rate r, as a
1 answer
416 views
The profit made when t units are sold, t>, is given by P²-36t+320. Determine the number of units to be sold in order for P>0 (a
1 answer
487 views
The future value of $6000 invested for 5 years at rate r, compounded annually, is given by S=6000(1+r)^5. Find the rate r, as a
1 answer
457 views
Determine the are aunder the standard mnormal curve that lies to the left of
(a) Z= -1.68, (b) Z= -0.28, (c) Z= -1.38, and (d) Z=
4 answers
916 views
According to a 2008 poll 14% Americans have tattoos. Find the odds that an American has a tattoo?
(I got probability of 14/100) 1
1 answer
361 views
18 people enter a race, if there are no ties, how many ways can 1st, 2nd and 3rd place result?
4 answers
2,174 views
How many passwords can be made using 2 letters and 4 digits (this time the letters don’t have to come first)
DDDDLL = 6760000
1 answer
383 views
A restaurant offers a $20 dinner deal. Dinners share one of 4 appetizers, get 2 of 6 entrees and share one of 3 desserts. How
2 answers
556 views
A raffle has a $500 first prize, two $100 second prizes and five $25 third prizes. If 500 tickets are sold for $5 each find the
3 answers
1,531 views
Dirk Nowitzki of the Dallas Mavericks has a 87.7% career free throw record. Assuming that free throws represent independent
2 answers
569 views
HCC offers 21 Humanities courses. If all students must take 2 of the courses, how many different ways can a student select their
1 answer
419 views
factor completely. Remember to look first for a common factor. If a polynomial is prime, state this.
-4t^2+64 -(4t^2-64
1 answer
461 views
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