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There exist constants  a,h,k  and  such that 3x^2+72x+4=a(x-h)^2+k
for all real numbers x  Enter the ordered triple (a,h,k)

 Jan 19, 2022
 #1
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3x^2+72x+4     re-arrange to:

3 (x^2 + 24x)   +   4    complete the square

3 (x+12)^2   - 428       <===== take it away !

 Jan 19, 2022

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