How to solve this?

Question

#2x+x^2>=35#

833 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-05-31T13:49:34

I tried this:

Have a look:
enter image source here

Answer 2 · 2018-05-31T13:52:49

#xleq-7# and #xgeq5#

Rearrange and replace the inequalities signs

#x^2+2x-35=0#

factorise

#(x-5)(x+7)=0#

#x=5 or x=-7#

The equation is a quadratic, a #uu# shaped parabola that crosses the x axis at -7 and 5. When it is #geq0# is all the values for #xleq-7# and #xgeq5#