Exam (elaborations)
A LEVEL MATHS AQA HIGRADES
- Course
- Institution
A LEVEL MATHS AQA HIGRADES
[Show more]
Content preview
A LEVEL MATHS AQA HIGRADESif Ntwo Nlines Nare Nperpendicular, Nwhat Nmust Ntheir Ngradients Nequal Nto Nwhen Nmultiplied
Ntogether? N- N Ncorrect Nanswer--1
What Nis Nthe Nequation Nto Ncalculate Nthe Ngradient Nof Na Nline? N- N Ncorrect Nanswer-y₂-
y₁/x₂-x₁
What Nis Nthe Nequation Nto Ncalculate Nthe Nlength Nof Na Nline? N- N Ncorrect Nanswer-
√(y₂−y₁)^2 N+ N(x₂-x₁)^2
What Nis Nthe Nequation Nto Ncalculate Nthe Nmidpoint Nof Na Nline? N- N Ncorrect Nanswer-(x₂+x₁)
Nover N2 N, N(y₂+y₁) Nover N2
What Nis Nthe Nequation Nof Na Ncircle? N- N Ncorrect Nanswer-x²+y²=r²
How Ndo Nyou Nfind Nthe Nmidpoint Nof Na Ncircle Nfrom Nthe Nequation? N- N Ncorrect Nanswer-(x-
a)²+(y-b)²=r²
If Na Nfactor Nof Na Nline Nequation Nis N(x-2)², Nor Nthe Nline Nequation Nis Njust Ny=(x-2)², Nhow
Nmany Nsolutions Ndoes N(x-2)² Ngive Nand Nwhat Ndoes Nthis Nlook Nlike Non Na Ngraph. N- N
Ncorrect Nanswer-This Ngives Njust None Nsolution, Nthat Nx=2. NThis Nmeans Nthat Nthe Nline
Njust Ntouches Nthe Nx Naxis Nat N(2,0).
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller HIGRADES. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75057 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now