Which is true for the quadratic function, y = x² + 8x + 25? Use the online calculator. O It has a minimum function value = 9. O It has a maximum function value = -4. %3D O It has a minimum function value = -4. O It has a maximum function value = 9.

Which is true for the quadratic function, y = x² + 8x + 25? Use the online calculator. O It has a minimum function value = 9. O It has a maximum function value = -4. %3D O It has a minimum function value = -4. O It has a maximum function value = 9.

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015

1st Edition

ISBN:9781680331141

Author:HOUGHTON MIFFLIN HARCOURT

Publisher:HOUGHTON MIFFLIN HARCOURT

Chapter9: Solving Quadratic Functions

Section: Chapter Questions

Problem 25CR

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Question

Which is true for the quadratic function, y = x² + 8x + 25?
Use the online calculator.
O It has a minimum function value = 9.
O It has a maximum function value = -4.
%3D
O It has a minimum function value = -4.
O It has a maximum function value = 9.

Expert Solution

Step 1

A function is said to has a minimum function value at 'x=a',

when f'(x)=0,

or at x=a ,f'(a)=0,

According to the question,

$y = f (x) = x^{2} + 8 x + 25$ ...(i)

Step by step

Solved in 2 steps

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