Other Math Answers

y=power of x is 2 +2x+1/x+1 differentiate it

(x-1/x)(x square + 1/x square ) differentiate it w.r.t x by dis formula u(du/dx)+ v (du/dx)

Solve the following
r1=3i−2j+k,r2=2i−4j−3k,r3=−i+2j+2k.Find r2.r1

5
7
8
-5

Find q such that the vectors w=pi+3j and v=2i + qj are parallel to u=5i + 6j.

2.7
2.5
2.4
4.1

Determine the value of y so that u=2i+yj+k and v = 4i -2j -2k are perpendicular. Find y

2
4
1
3

Find the work down in moving an object along a vector r = 3i + 2j - 5k,if the applied force is F = 2i-5 -k

5
4
9
3

Evaluate the vectors (2i - 3j).[(I +j - k) x (3i - k)]

7
4
6
2

A north-easterly wind of 20 knots is a ...... quantity.

scalar
weight
vector
distance

What are vectors that are not parrallel to the same line,called.

scalar
collinear vectors
non-collinear vectors
vectors

A dot product is said to be distributive,if ……..

m.u=u.m
m(u.v)=v(m.v)
u.(v+w)=(u.v+u.w)
m=u