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OpenStudy (anonymous):
find the vertex,x and y intecept f(x)=3x^2+12x+14
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OpenStudy (anonymous):
To find the vertex, you will need to use the vertex formula which is x = -b/ 2a. For this problem, the vertex is -1. To find x-intercepts, you will need to let y=0 and solve for x and let x=0 and solve for y to find the y-intercept.
OpenStudy (anonymous):
x = -b/2a = -12/(2*3) = -2 Refer to the attachment.
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