3 years ago

Help, I'm so confused I would love an explanation.

Mathematics

2 answers:

oee [108]3 years ago

8 0

Answer:

What do you need an explanation about????

Step-by-step explanation:

vovikov84 [41]3 years ago

5 0

What’s the question that you needed help on

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Find all points on the curve y = cos x, 0 ≤ x ≤ 2π, where the tangent line is parallel to the line y = -x.

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Answer:

90⁰

Step-by-step explanation:

y=cosx

y'= -sinx

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slope of tangent =-1

we know...

slope of tangent = y' or derivative of y

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GuDViN [60]

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Step-by-step explanation:

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2 years ago

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Ostrovityanka [42]

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