Which of the following are the possible roots of 2x² -7x -4?
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roots are -1/2 and 4
2x²-7x-4
=(2x+1)(x-4) °°°by factoring
2x+1=0
2x=-1
x=-1/2
x-4=0
x=4
Answer:
ang sagot ay (2×+1) ×(×-4
Step-by-step explanation:
Sana makatulong
correct me if I am wrong