Evaluate \(\int_{-4}^0(1 - 2x)dx\)
...Evaluate \(\int_{-4}^0(1 - 2x)dx\)
-16
-20
20
10
Correct answer is C
\(\int_{-4}^0(1 - 2x)dx=[x-x^2]_{-4}^0\\= (0 - 0 + C) - (-4(-4)^2 + C)\\
= C - (-4-16+C)\\
= C-(-20+C)\\
= C+20-C\\
= 20\)
Without using table, calculate the value of 1 + sec2 30o...
Evaluate \(log_{\sqrt{2}}4+log_{\frac{1}{2}}16-log_{4}32\) ...
Find the area of the trapezium above. ...
Express \(\frac{2}{x + 3} - \frac{1}{x - 2}\) as a simple fraction...
The sum to infinity of the series: 1 + (1/3) + (1/9) + (1/27) + ... is ...
In the diagram, CDE is a triangle, ABEF is cyclic quadrilateral, AB||CD, ∠BAF = 65o and ∠AFE = 8...