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4-31.
  1. Differentiate the following with respect to x. That is, find . Homework Help ✎

    1. y = cos x + sin x

    2. y = (6 − 5x)(l − 2x)

Simplify the fraction:

= 1 + x −1

Differentiate:

Be careful about + and − signs.

Before you differentiate, rewrite with exponents.

Before you differentiate, expand.