If →PQ = -2i + 5j and →RQ = -i - 7j, find &rarr...
If →PQ = -2i + 5j and →RQ = -i - 7j, find →PR
-3i + 12j
-3i - 12j
-i + 12j
i - 12j
Correct answer is C
→PQ = →PR + →RQ
→PR = →PQ - →RQ
→PR = -2i + 5j - (-i - 7j)
→PR = -2i + 5j + i + 7j
→PR = -i + 12j.
The probability that Kofi and Ama hit a target in a shooting competition are 16 and \(\...
Given that a56×a−1n=1, solve for n...
Find the gradient to the normal of the curve y=x3−x2 at the point where x = 2....
If 15−y=25(54−2y), find the value of y....
Two forces, each of magnitude 16 N, are inclined to each other at an angle of 60°. Calculate the...
Marks 5 - 7 8 - 10 11 - 13 14 - 16 17 - 19 20 - 22 Frequency 4 7 26 41 1...
The 3rd and 7th term of a Geometric Progression (GP) are 81 and 16. Find the 5th term. ...
Evaluate log10(13+14)+2log102+log10(37)...
Age in years 10 - 14 15 - 19 20 - 24 25 - 29 30 - 34 Frequency 6 8 14 10 12 ...