Math Answers

Calculate the area bounded by y = x³, x = 0 and y = 4.

Show the derivation of the formula.

Cos u/2=±√1+cos u/2.

Show the derivation of the formula.

Sin (u-v)=sin u cos v -cos u sin v

Show the derivation of the formula.

Cos (u+v)=cos u cos v - sin u sin v

10. Find the coefficient of x²⁰ in A(x)=(x¹⁰+x¹¹+.....+x²⁵)(x¹+x²+....+x¹⁵)⁵(x²⁰+x²¹+.....+x⁴⁵)

9. In the expression (1+x⁵+x⁹)¹⁰ find the coefficient of a) x²³ b) x³²

6. Team A has probability 2/3 of winning whenever it plays.suppose A plays four Games.find the probability p that A wins more than half of its gamed.

solve the initial value problems y''-2y'+2y=0,y(0)=0,y'(0)=1

If 

<3 is 62 degrees, what is the measure of <2

? 

6. One of the following inferential analysis models is appropriate to test whether ‘There is a significant difference in students’ fear of SPSS before and after SPSS tutorial’.

A. Independent samples t-test

B. Paired samples t-test

C. One sample t-test

D. ANOVA

E. None of the above