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Standard Form

Mathematics · Class 10

11-2i5 = 115 - (25)i. Do not leave 3+4i1+2i unsimplified. Combine like terms so there is one real part and one i part.

one real, one i
a + bi finished
check by reverse
keep the ideas separate
Standard Form: 11-2i5 = 115 - (25)i. Do not leave 3+4i1+2i unsimplified. Combine like terms so there is o
WHAT — STANDARD FORM: 11-2i5 = 115 - (25)i. Do not leave 3+4i1+2i unsimplified. Combine like terms so there is o
HOW — Use the idea: Identify what is given, select this topic's rule or evidence, apply it one step at a time, and check
CORE UNDERSTANDING: 11-2i5 = 115 - (25)i. Do not leave 3+4i1+2i unsimplified. Combine like terms so there is o

Right triangle — Standard Form — original sketch for this lesson (not copied from a textbook).