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OpenStudy (domebotnos):
Check my work, please? Medal for best answer. -16t^2 - 64t + 80 -16(t^2 + 4t - 5) = 0 -16(t^2 + 4t - 5)/-16 = 0/-16 t^2 + 4t - 5 = 0 +5 +5 t^2 + 4t = 5 t^2 + 4t + 4 = 5 +4 t^2 + 4t + 4 = 9 (t + 2)^2 = 9
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OpenStudy (domebotnos):
@ganeshie8
OpenStudy (anonymous):
google.com
OpenStudy (domebotnos):
Mathway didn't complete the square.
OpenStudy (anonymous):
correct! good job.
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OpenStudy (domebotnos):
Thank you.
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