What is f(x) = 7x2 + 42x written in vertex form?
2 answers:
Answer:
Step-by-step explanation:
The general vertex form of parabola is,
where,
(h, k) is the vertex of the parabola.
The given function is,
This is vertex form the given function.
Hello,
y=7x²+42x
==>y=7(x²+2*3*x+9)-63
==>y=7(x+3)²-63
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