4
3
2
1
Correct answer is C
2(x3−x2−2x)=1
x3−x2−2x=0
x(x2−x−2)=0
x2−x−2=0
(x+1)(x−2)=0
x = 2 is the positive answer.
(xaxb)a + b = (xa+bxa−b)a2b...
\(\begin{array}{c|c} Scores & 3 & 6 & 5 & 2 \\ \hline Frequency & 2 & 3 &...
If y = 3 cos(x/3), find dy/dx when x = (3π/2) ...
Evaluate 0.0090.012, leaving your answer in standard form....
What is log7(49a) - log10(0.01)?...
The values of three angles at a point are 3y - 45o, y + 25o and yo . Find the value of y....
A die is rolled 200 times the outcomes obtained are shown in the table below. Find the probabilit...