Identity — Algebra I · Grade 9 or accelerated Grade 8, what it means and where it is taught
An equation true for every value, like 2(x + 3) = 2x + 6.
Taught in Algebra I · Grade 9 or accelerated Grade 8.
Where it is taught
Practise this idea
1 question in the course bank use Identity, in Trigonometric Identities & Equations.
Problem 1
Simplify 1-cos2θ using an identity. Answer in the form sin^2.
Worked answer
sin^2
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