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Question 453525: 1. (3x^2-2x+10)-(3x^2+3x+1)=
2. (y-y^2)-(2y-2y^2)-(3+y)=
3. (2w^3-3w^2+4)-(-2w^2+7w+1)=
4. (-x^7+10x+7)-(9x^7-4x-1)=
5. (x^4+3x^3-2x-19)-(-x^5+4x^4-3x-3)=
6. (2x^2+9x+1)-(x^2+4)=
7.(2a^3-3a^2+a)-(2a^3-3a^2+a+1)=
9.(11s-1)(11s+1)=
10.(8q+3pq)(8q-3pq)=
11.(mn+5n^2)(-5n^2+mn)=
12.(4xyz-2xy)(4xyz+2xy)=
13.(x-y)(x+y)(x^2+y^2)=
14.(4a-3b)(4a+3b)=
15.(kx+5)(kx-5)=
16.(2a^3-b^2)(2a^3+b^2)=
17.(3a+5x)(3a-5x)=
18.(mn-m^2)(-n+m)=
19.(-5k+3b)(b+2k)=
20.(-5k-3b)(-b-2k)=
21.(-2a+3b)(a^2b+b^2a)=
Click here to see answer by edjones(8007)   |
Question 453525: 1. (3x^2-2x+10)-(3x^2+3x+1)=
2. (y-y^2)-(2y-2y^2)-(3+y)=
3. (2w^3-3w^2+4)-(-2w^2+7w+1)=
4. (-x^7+10x+7)-(9x^7-4x-1)=
5. (x^4+3x^3-2x-19)-(-x^5+4x^4-3x-3)=
6. (2x^2+9x+1)-(x^2+4)=
7.(2a^3-3a^2+a)-(2a^3-3a^2+a+1)=
9.(11s-1)(11s+1)=
10.(8q+3pq)(8q-3pq)=
11.(mn+5n^2)(-5n^2+mn)=
12.(4xyz-2xy)(4xyz+2xy)=
13.(x-y)(x+y)(x^2+y^2)=
14.(4a-3b)(4a+3b)=
15.(kx+5)(kx-5)=
16.(2a^3-b^2)(2a^3+b^2)=
17.(3a+5x)(3a-5x)=
18.(mn-m^2)(-n+m)=
19.(-5k+3b)(b+2k)=
20.(-5k-3b)(-b-2k)=
21.(-2a+3b)(a^2b+b^2a)=
Click here to see answer by richard1234(7193)  |
Question 453488: A random selection of files from a student counseling center revealed the following reasons why college students seek services:
Mental health issues 25
Learning/school issues 15
Relationship issues 5
Other 5
Click here to see answer by edjones(8007) |
Question 453571: 1. (3x^2-2x+10)-(3x^2+3x+1)= 2. (y-y^2)-(2y-2y^2)-(3+y)= 3. (2w^3-3w^2+4)-(-2w^2+7w+1)= 4. (-x^7+10x+7)-(9x^7-4x-1)= 5. (x^4+3x^3-2x-19)-(-x^5+4x^4-3x-3)= 6. (2x^2+9x+1)-(x^2+4)= 7.(2a^3-3a^2+a)-(2a^3-3a^2+a+1)= 9.(11s-1)(11s+1)= 10.(8q+3pq)(8q-3pq)= 11.(mn+5n^2)(-5n^2+mn)= 12.(4xyz-2xy)(4xyz+2xy)= 13.(x-y)(x+y)(x^2+y^2)= 14.(4a-3b)(4a+3b)= 15.(kx+5)(kx-5)= 16.(2a^3-b^2)(2a^3+b^2)= 17.(3a+5x)(3a-5x)= 18.(mn-m^2)(-n+m)= 19.(-5k+3b)(b+2k)= 20.(-5k-3b)(-b-2k)= 21.(-2a+3b)(a^2b+b^2a)=
Click here to see answer by Alan3354(69443)  |
Question 454496: Luanne read the same number of pages in her novel for three days. She finished the book on the fourth day by reading fifty-two pages. If there are one hundred ninety-six pages in the book,how many pages did she read on the first three days?
I need a equation and I'm not sure how.
Click here to see answer by richwmiller(17219)  |
Question 454644: The theoretical probability of undesirable side effects resulting from taking Grebex is 2 in 19. If 570 people take Grebex to lower their blood pressure, how many will encounter undesirable side effects?
Click here to see answer by rfer(16322) |
Question 454697: hello, my name is karoomy.
I've got my mathematics exams comming up. This comming Monday!
My teachers have gave me a sheet telling me what i have to revise on. But the thing with me, im smart in class but when i get under pressure, my brain just goes blank. It's like i havn't learnt anything :| . I'm in Year 10. And im wondering if tomorrow .. Australia Time 12pm. You would help/ or give me examples in reply to this email!
I need revising with the following:
*Algebaric Techniques 1 - Solutions to Equations and Inequations.. (simplifyinf expressions, factorising an expression, solving equations, interpreting a graph of an inequality.. Etcc)
* Measurement 1 - Surface Area and Volume Of solids (calculating the volume of a prism, finding the volume of a cylinder, finding the surface area of a cube and calculating capacity etc)..
*Number 1 - Saving and Borrowing. (discount price, calculating simple interest, finding total repayments, calculation total intrest charged and finding the value of an investment after a certain time)
*Data 1 - Analysing Statisical data. ( finding the total frequency, range, mean, and median given a frequency distribution table; commenting on outliers and skewed data)
*algebaric techniques (solving:
1, 2 and 3 step equations.
graphing simple inqualities.
Simultaneous equations by elimination)
*Measurement 1 (matching formulae for volume and surface area, finding area of cylinders, finding volume of prisms, cylinders, cones and hemispheres and pyramids)..
*Number 1..(giving definitions of simple interest, compound interest and methods of purchasing goods. Calculating simple and compound interest. and calculating loan repayments and interest charged)..
help pleasee, i need to study on the weekend my exams start monday:(( please help!! i dont wanna enter the exam room and go blank :/ i hate when that happens! Please Reply Asap at (karmiebby@yahoo.com) or (karoomiie-x@hotmail.com ..
Click here to see answer by Alan3354(69443) |
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