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# How To simplify 𝑦=−0.2(𝑥−7)^2+52 watch

1. About to sit my A level Calculus Mock :/ everything has literally left my mind, so i expand the (x-7)2 then * by -0.2 or what?
2. (Original post by lawtony)
About to sit my A level Calculus Mock :/ everything has literally left my mind, so i expand the (x-7)2 then * by -0.2 or what?
3. (Original post by lawtony)
About to sit my A level Calculus Mock :/ everything has literally left my mind, so i expand the (x-7)2 then * by -0.2 or what?
hopefully you can take it from there.
4. (Original post by poorform)
hopefully you can take it from there.
OP, expand the bracket first and then times by the constant

Remember bidmas

(Original post by lawtony)
About to sit my A level Calculus Mock :/ everything has literally left my mind, so i expand the (x-7)2 then * by -0.2 or what?

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Updated: January 28, 2015
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