Help Please For Medal!

1. Find the sum: (x2 + 2x +1) + (4x2 + 5x + 3)

2. Find the difference: (8x2 + 6x + 3) - (4x2 + 3x + 2)

Question

Help Please For Medal!

1.  Find the sum:  (x2 + 2x +1) + (4x2 + 5x + 3)

2.  Find the difference:  (8x2 + 6x + 3) - (4x2 + 3x + 2)

shiree19 · Answer

in 4x2
do you mean $$4x^{2}$$

shiree19 · Answer

and that x2 means $$x^{2}$$

anonymous · Answer

All the 2's Next To The X's Are Exponent Sorry Forgot to add that

shiree19 · Answer

if so then the answer for #1 is:$$5x^{2} + 7x + 4$$

shiree19 · Answer

the answer for #2 is:$$4x^{2} + 3x + 1$$

anonymous · Answer

Thanks!

shiree19 · Answer

For future reference use these sites to help you. Explains how to do it step by step: http://www.webmath.com/polymult.html Just gives the answer: http://calculator.tutorvista.com/polynomial-calculator.html# the first link says it's only for multiplying but it is for addition, subtraction, and division as well.

shiree19 · Answer

you are so welcome.