SOLUTION: Please help {{{(8.6 *10^-3)/(4.3 *10^5)}}} divide And write scientific notation {{{(8a^2+10ab-3) + (a^2b-9ab)- (4a^2b-ab+1)}}}Simplify {{{(14x^3y+28x^4y-7xy)/ (-7xy)}}}S

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Question 171973: Please help
divide And write scientific notation
Simplify
Simplify
Simplify
Answer by bob123132(33)   (Show Source): You can put this solution on YOUR website!
Firstly, thanks for putting the problems in correct brackets etc :D
First find the value of the divided numbers which is 200
then convert: 2*10^2
Or you can just divide each term.
Second
Solved by pluggable solver: EXPLAIN simplification of an expression
Your Result:


YOUR ANSWER


  • Graphical form: simplifies to
  • Text form: (8a^2+10ab-3)+(a^2b-9ab)-(4a^2b-ab+1) simplifies to 8*a^2+2*ab-3*a^2*b-4
  • Cartoon (animation) form:
    For tutors: simplify_cartoon( (8a^2+10ab-3)+(a^2b-9ab)-(4a^2b-ab+1) )
  • If you have a website, here's a link to this solution.

DETAILED EXPLANATION

Look at .
Remove unneeded parentheses around terms highlight_red%28+8%2Aa%5E2+%29,highlight_red%28+10%2Aab+%29,highlight_red%28+-3+%29
It becomes .
Look at .
Remove unneeded parentheses around terms highlight_red%28+a%5E2%2Ab+%29,highlight_red%28+-9%2Aab+%29
It becomes .
Look at .
Remove unneeded parentheses around terms highlight_red%28+-4%2Aa%5E2%2Ab+%29,highlight_red%28+ab+%29,highlight_red%28+-1+%29
It becomes .
Look at .
Added fractions or integers together
It becomes .
Look at .
Moved -4 to the right of expression
It becomes .
Look at .
Removed extra sign in front of -4
It becomes .
Look at .
Eliminated similar terms highlight_red%28+10%2Aab+%29,highlight_red%28+-9%2Aab+%29,highlight_red%28+ab+%29 replacing them with highlight_green%28+%2810-9%2B1%29%2Aab+%29
It becomes .
Look at .
Eliminated similar terms highlight_red%28+a%5E2%2Ab+%29,highlight_red%28+-4%2Aa%5E2%2Ab+%29 replacing them with highlight_green%28+%281-4%29%2Aa%5E2%2Ab+%29
It becomes .
Look at .
Added fractions or integers together
It becomes .
Look at .
Added fractions or integers together
It becomes .
Look at .
Removed extra sign in front of -3
It becomes .
Look at .
Remove unneeded parentheses around factor highlight_red%28+2+%29
It becomes .
Look at .
Remove unneeded parentheses around factor highlight_red%28+3+%29
It becomes .
Result:

Universal Simplifier and Solver


Done!

Third
Solved by pluggable solver: EXPLAIN simplification of an expression
Your Result:


YOUR ANSWER


  • Graphical form: simplifies to
  • Text form: (14x^3y+28x^4y-7xy)/(-7xy) simplifies to -(14*x^3*y+28*x^4*y-7*xy)/7/xy
  • Cartoon (animation) form:
    For tutors: simplify_cartoon( (14x^3y+28x^4y-7xy)/(-7xy) )
  • If you have a website, here's a link to this solution.

DETAILED EXPLANATION

Look at .
Remove unneeded parentheses around factor highlight_red%28+1%2F7+%29,highlight_red%28+1%2Fxy+%29
It becomes .
Result:

Universal Simplifier and Solver


Done!

Forth
Solved by pluggable solver: EXPLAIN simplification of an expression
Your Result:


YOUR ANSWER


  • Graphical form: simplifies to
  • Text form: (6a^2+1)*(2a^2+3) simplifies to 12*a^(4)+20*a^2+3
  • Cartoon (animation) form:
    For tutors: simplify_cartoon( (6a^2+1)*(2a^2+3) )
  • If you have a website, here's a link to this solution.

DETAILED EXPLANATION

Look at .
Expanded term %282%2Aa%5E2%2B3%29 by using associative property on %286%2Aa%5E2%2B1%29
It becomes .
Look at .
Remove extraneous '1' from product highlight_red%28+1+%29
It becomes .
Look at .
Remove unneeded parentheses around terms highlight_red%28+2%2Aa%5E2+%29,highlight_red%28+3+%29
It becomes .
Look at .
Expanded term 6%2Aa%5E2 by using associative property on %282%2Aa%5E2%2B3%29
It becomes .
Look at .
Multiplied numerator integers
It becomes .
Look at .
Multiplied numerator integers
It becomes .
Look at .
Reduce similar several occurrences of highlight_red%28+a%5E2+%29 to highlight_green%28+a%5E%282%2B2%29+%29
It becomes .
Look at .
Added fractions or integers together
It becomes .
Look at .
Eliminated similar terms highlight_red%28+18%2Aa%5E2+%29,highlight_red%28+2%2Aa%5E2+%29 replacing them with highlight_green%28+%2818%2B2%29%2Aa%5E2+%29
It becomes .
Look at .
Added fractions or integers together
It becomes .
Look at .
Remove unneeded parentheses around factor highlight_red%28+20+%29
It becomes .
Result:

Universal Simplifier and Solver


Done!
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