Question

Tolong bantu jawab soal matematika​

Answer 1

21. f(x) = u(x).v(x)

f'(x) = u'(x).v(x) + u(x).v'(x)

f'(-2) = u'(-2).v(-2)+u(-2).v'(-2)

f'(-2) = 3.(-7)+(-4).1

f'(-2) = -21-4 = -25