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Simplify the expression to a + bi form:
(-10 – 4i) – (6 + 9i)

User Frmsaul
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Answer:

What can you say about a straight line with an undefined gradient. ... Rearrange it into the form y=mx+c then read off the gradient. ... What does it mean if 3 points are said to be collinear? For the recurrence relation Un+1=aUn+b what is the condition for a limit to If f(g(x))=x what can we say about the functions f and g

Explanation:

User Bart Cubrich
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