shakamiya shakamiya

30-07-2020
Mathematics

contestada

Find the critical numbers for f(x)=cos(x)+sin^2(x) on the interval [0,2pi]

Respuesta :

EvanTsai EvanTsai

31-07-2020

Answer:

Step-by-step explanation:

Rad [0,2[tex]\pi[/tex]]

f(x)=cos(x)+sin²(x)=cos(x)+1-cos²(x)

--[cos(x)-1/2]²+5/4=f(x)

when cos(x)=1/2,the f(x) has Max=5/4

cos(x)=1/2,x=[tex]\pi[/tex]/3(Rad) or 60°(Deg)

Answer Link

Otras preguntas

A 12.8 g sample of ethanol (C2H5OH) is burned in a calorimeter with a heat capacity of 5.65 kJ/°C. Assume the heat from the sample is negligible compared to the

Can Senate command the military?

Which of the following is an example of a hormone that is secreted from an endocrine gland in response to a chemical change in the blood?a) Parathyroid hormone

A student sits at rest on a piano stool that can rotate without friction. The moment of inertia of the student-stool system is 4.4 kg⋅m2 . A second student toss

The Wong family has a disposable income of $70,000 annually. Currently, the Wong family spends 80% of new disposable income on consumption. Assume that their ma

Can someone help me with #1?

Steve's basis in his SAW Partnership interest is $200,000 at the beginning of the tax year, including all adjustments. His allocable share of partnership items

On a train car there are 30 rows of seats and each row has 5 seats .find the total number of seats on 6 train cars .draw a model and write an equation to suppor

An examination consisting of ten true-or-false questions was taken by a class of 100 students. The probability distribution of the random variable X, where X de

What consist(s) of a formal set of general plans and principles intended to address problems and guide decision making? free riders policy the United Nations th