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If f(x)=x*x+2x+7;find f'(3)

Posted by Starboy Sain 8 years, 1 month ago

CBSE > Class 11 > Mathematics

1 answers

Prince Rai 8 years, 1 month ago

f(3)=3*3+2*3+7 =9+6+7 =22

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[2x+1/3x square ] whole to the power 9 find x

Posted by Parth Gwale 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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The sum of coefficient of the first 3 terms in the expansion of (x-3/x*x)

Posted by Vidhanshu Rajput 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

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You have provided last year's papers on the app but the answers aren't given. How should we confirm if we've done the question correctly?

Posted by Medha Kheterpal 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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How to solve the problems of conic section?

Posted by Lopamudra Padhy 8 years, 1 month ago

CBSE > Class 11 > Mathematics

1 answers

Akshita Chaudhary 8 years, 1 month ago

By comparing the given equations to the general equations of the conic sections. I can explain with the help of a specific question. But yours is a general one.

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If sec a + tan a =2, then find the value of Sin a + cos a

Posted by Subhrajeet Borah 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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F(x)=√9-x*2 , find domain and range.

Posted by Anshul Kaushik 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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2(4-2+6*3/5+4)

Posted by Anil Yadav 8 years, 1 month ago

CBSE > Class 11 > Mathematics

2 answers

Anshul Kaushik 8 years, 1 month ago

D - division M - multiple A - addition S - subtract

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Akshita Chaudhary 8 years, 1 month ago

Use the BODMAS rule.

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The point (1,3) , (5,1) are the vertices of a rectangle. The other two vertices on the line y= 2x+c. Find c and the remaining vertices

Posted by Sibi Chakravarthy 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

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Find factors of: k cube + 6k square + 9k + 4

Posted by Abhishek Kumar Kumar 8 years, 1 month ago

CBSE > Class 11 > Mathematics

1 answers

Jai Sharma 8 years, 1 month ago

(Kplus 1)(k plus 1)k plus 4)

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Definition of integers rational number

Posted by Kiran Pathak 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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If f( x)=y=ax-b|cx-a,show that f(y)=x

Posted by Devyan Batra 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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Three persons A,B and C together take 16 days to complete a piece of work. If A and B take 5 more days than A and C. Then in how many days C can alone do?

Posted by Vanshika Porwal 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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Sinx +cosx /Sinx -cosx

Posted by Sakshi Dahiya 8 years, 1 month ago

CBSE > Class 11 > Mathematics

2 answers

Subhash Kumar 8 years, 1 month ago

= (sinx/cosx)+(cosx/cosx)/(sinx/cosx)-(cosx/cosx = -(tanx+1)/-tanx+1 = -(tanx + Tan45)/(1-tanx*1) =-(tanx+tanx)/(1-tanx. tan45) multiple. &divided by minus =-{ tan(x-4t) }

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Ritik Chhatani 8 years, 1 month ago

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Convert 3 (cos5pi/3 - isinpi/6 into polar form

Posted by Rajesj S 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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The equation of circle whose diameter is the common chord of circles x^2+y^2+3x+2y+1=0 and x^2+y^2+3x+4y+2=0 is

Posted by Vanita Gupta 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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The equation of base of equilateral triangle is x+y=2 the vertex is (2,-1) the area of triangle is. .

Posted by Vanita Gupta 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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ABCD is a square A=(1,2) B=(3,-4) if line CD passes through (3,8) then mid point of CD is....

Posted by Vanita Gupta 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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If A=(-1,1)findA×A×A

Posted by Yashwanth Babu 8 years, 1 month ago

CBSE > Class 11 > Mathematics

2 answers

Priya Kumari 8 years, 1 month ago

(-1-1-1)(-1-11)(-11-1)(1-1-1)(111)(11-1)(1-11)(-111)

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Yashwanth Babu 8 years, 1 month ago

(-1,-1,-1)(1,-1,-1)(1,-1,1) (-1,-1,1)(1,-1,1)(1,1,1)

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How to find square root of 3-7i

Posted by Pratik Sarkar 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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Polar form

Posted by Amar Pathak 8 years, 1 month ago

CBSE > Class 11 > Mathematics

1 answers

Dhruv Bansal 8 years, 1 month ago

r(Cos theta + iSin theta)

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Find the common ratio and 6th term of 2,√2,1,.....

Posted by Rishabh Bhilwar 8 years, 1 month ago

CBSE > Class 11 > Mathematics

2 answers

Amit Kumar 8 years, 1 month ago

Wrong 6th term will 2root2

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Shiksha Bartwal 8 years, 1 month ago

r=√2/2 and 6th term is √2

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lim. 1-cosx cos2x cos3x÷sin.sin2x x->0 plz solve it

Posted by Pallavi Singh 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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?Two integers x and yare chooesen with replacement out of the set {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }. Then find the probability when [x-y]>5.?

Posted by Yo Yo Honey Singh ? 8 years, 1 month ago

CBSE > Class 11 > Mathematics

1 answers

Anshika Patel 8 years, 1 month ago

15/121

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4x+3y=0

Posted by Suraj Singh 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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If the sum of n terms of an AO is the same as the sum of it's n terms , then find the sum of lts (m+n) terms.

Posted by Sohit Singh 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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is a diameter of a circle of radius 6 centimetre and other points on the diameter that PQ and Rs are equal semicircles with PQ and diameter as shown in figure find the perimeter of the shaded region

Posted by Navdeep Singh 8 years, 1 month ago

CBSE > Class 11 > Mathematics

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What is derivative of cosx?

Posted by Grace Mercy 8 years, 1 month ago

CBSE > Class 11 > Mathematics

2 answers

Dhruv Bansal 8 years, 1 month ago

-Sinx

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Priya Kumari 8 years, 1 month ago

-sinx

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Find the area of regular hexagon whose one side is 4 units

Posted by Ansh Dubey 8 years, 1 month ago

CBSE > Class 11 > Mathematics

2 answers

Anshika Patel 8 years, 1 month ago

16+4√12

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Chandrashekhar Wankhede 8 years, 1 month ago

Regular hexagon can be decided into 6 equilateral triangles, side or triangle = 4 units, area or each triangle =( sqrt(3)/4)* 4*4 sq units, hence area of regular hexagon will be 6 * area of each triangle

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Cos10 cos30 cos50 cos70 =1\16

Posted by Ayan Ali 8 years, 1 month ago

CBSE > Class 11 > Mathematics