Question

X square minus 169X minus 3600=0

Answer 1

Use -b+✓b^2-4ac/2a
-(-169)+✓169*169-4(1)(3600)/2(1)
169+✓28561-14400/2
169+✓14161/2
169+119/2
There will be two cases
169-119/2= 50/2=25
169+119/2=288/2=144
The final ans is 25 and 144

Answer 2

Explanation:

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