15 |2134|
15 |4−3−12|
15 |2−1−34|
15 |4312|
Correct answer is B
N = [2 3]
N-1 = adjN|N|
adj N = |4−3−12|
|N| = (2 x4) - (1 x 3)
= 8 - 3
=5
N-1 = 15 |4−3−12|
The shaded portion in the diagram is the solution of...
Multiply (x + 3y + 5) by (2x2 + 5y + 2)...
In the diagram, ∆XYZ is similar to ∆PRQ, |XY| = 5cm, |XZ| =3.5cm and |PR| = 8cm. Find |PQ| ...
Find the sum of the roots of the equation 2x2 + 3x - 9 = 0...
If x + y = 2y - x + 1 = 5, find the value of x...
find the equation of the curve which passes through by 6x - 5 ...
Using the diagram, find the bearing of X from Y ...
In the diagram above, the area of triangle ABC is 35cm2, find the value of y...