salah satu akar persamaan ax²-x-7=0 adalah -1 . nilai a adalah
ax² - x - 7 = 0
x=-1
a×(-1)² -(-1)-7 = 0
a - 6 = 0
a = 6
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#StartOutSmart: What Every Entrepreneur Needs to Know Now, Not Later
ax² - x - 7 = 0
x=-1
a×(-1)² -(-1)-7 = 0
a - 6 = 0
a = 6
[answer.2.content]