Find the
axis of symmetry for F(x) = 7x2 - 50x + 7
Solution
a=7, b=-4
Axis of
symmetry = -b/2a
= -(-50)
2 x 7
= 50
14
= 25
7
Hence the axis of symmetry is 25/7
TRY THIS…………
Find the
axis of symmetry for F(x) = 8x2 - 15x + 7
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