EXERCISE 2 Calculate the value of the unknowns. O is the centre of each circle.
B
Statement
Reason
T
50
Р
(b)
D
30
E
Z
30°
C С
B
А​

f(2x−x2)=−3x2+6x−1

step-by-step explanation:

set up the composite function and evaluate.

f(2x−x2)=−3x2+6x−1

it would open into a square depending on the type of envelope i’m not sure about the second part

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