Question

the 15th term of an ap exceeds it's 8th term by 7 find its common difference 

Factorise a³ - 3a²b + 3ab² - b³ + 8

find dy/dx if y=x² -1/x+1

Draw the graph 2x+3y=12 find solution whose y coordinate is -3 and x co coordinate is 3

Sir,

at present RCM not covered in URD but the same time how to made an entry tally URD

The given digits are 0,1,2,3,4,5,6,7,8. Make 4 digit number which is divisible by 5. Where repititon is not allowed

Ex 10.4 of Chapter 10 Class 12 Vector

If D is the mid .point of side of side BC of a ΔABC, P and Q are two points lying respectively on the sides AB and BC such that DP is parallel to QA. Prove that ar(ΔCQP) = 1/2 ar(ΔABC)

find the lpp of

maximization z=3x₁+2x₂+4x₃

subject to the constraints

 4x₁+3x₂+5x₃1000

 2x₁+2x₂+4x₃25000

 100x₁150

 0x₂200

0x₃50