Maths 1.. please try to solve with step to step method
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Answer:
D=b²-4ac
here
b=2
a = 3
c=-9
so,
D=2²-4(3)(-9)
D=4 + (4)(3)(9)
D = 4+ 12(9)
D= 4+108
D = 112 answer
Step-by-step explanation:
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