Question

Помогите решить 2 здания
Математика
Кто сможет)
Буду благодарен))

Answer 1

2x+7>=1

x-3<1

2x>=-6

x<4

x>=-3

x<4

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[-3;4)

2)f'(x)=[ 0 - 1*(2x+3) ] /(x^2+3x+2)^2 = [-2x-3]/(x^2+3x+2)^2

f'(0) = -3/4