3 years ago

Please help me I am awful at graphing. it’s due in a few min and worth half my grade someone please help explain!

Mathematics

1 answer:

Vinil7 [7]3 years ago

4 0

Answer:

Step-by-step explanation:

y=x² +8x +7

first parabola opens up because variable a is positive

the axis of symmetry = =4 ( which is the case or have of the vertex)

v(h,K)

h=-b/2a = -8/2(1)=

h=-4

vertex(-4,-9)

focus(-4,-35/4)

diretrix : y = -37/4

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