What is the remainder when 3x^2-7x+5 is divided by x+5

Question

What is the remainder when 3x^2-7x+5 is divided by x+5

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Bình An 5 months 2021-09-05T12:13:47+00:00 1 Answers 4 views 0

Answers ( )

  1. answer

    f(-5)=115

    Step-by-step explanation:

    x+5=0

    x=-5

    f(x)=3x^2-7x+5

    f(-5)=3*(-5)^2-7(-5)+5

    f(-5)=3*25+35+5

    f(-5)=115

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )