Fractions and decimals can be written as a percent
Step-by-step explanation:
(5 – 5i) . (-3+5i)
=-15+25i+15i-25i²
=-25i²40i-15
Answer: A=6a2
Step-by-step explanation:
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Answer:

Step-by-step explanation:
Equation of a circle is given as :

Take the derivative of the above with respect to x

The equation of the tangent is given by :
