Suppose Cov(X,Y) = 821. What is Cov(6X, 4.7Y)?

Q: Suppose Cov(X,Y) = 281. What is Cov(0.76X, 0.43Y)?

A: The objective of the question is to find the covariance of the two variables 0.76X and 0.43Y given…

Q: P ( Z > - 170) =

A:

Q: Evaluate (2+ it)² dt and f sin(2it) dt.

A:

Q: 4 dx 8)

A: Consider the given definite integral.

Q: d) 14 tan*x dx

A:

Q: t5 dt Vt2+2 9.

A: topic - indefinite integral

Q: Find + C

A: Given:         ∫2exdx Taking constant out.        =2∫exdx

Q: Find Sinczx), COSCZX), and tan(zx) from the information Cos Cx) = 07(めつら) %3D(x2)U:S %3D(x2)Unt

A:

Q: P(5 SxS 17) =

A: Given, Mean = 8 standard deviation = 6

Q: Integrate x² √6 +25 1 dx + C

A:

Q: 24 dx (144x²+1) Evaluate S- 2

A: Here we have to find the integral.

Q: evaluate using the double substitution technique intergral 5x (square root(5x-3))dx

A:

Q: Ql Find se dx |

A:

Q: loga sin (V)|] dz

A: We have to find derivative.

Q: In this section, we showed that the rule d/dx1xn2 = nxn - 1is valid for what values of n?

A: given that ddxxn=nxn-1