If x varies over the set of real numbers, which of the fo...
If x varies over the set of real numbers, which of the following is illustrated in the diagram above?
-3
-3≤x<2
-3
-3≤x≤2
x≥2
Correct answer is B
No explanation has been provided for this answer.
Find the mean deviation of 20, 25, 21, 27, 28, 29, to the nearest whole number ...
Express \(\frac{1}{x + 1}\) - \(\frac{1}{x - 2}\) as a single algebraic fraction...
Given that x2 + y2 + k = 60 and x = \(\sqrt{10}\) when y = 4, find the value of k....
Find, correct to two decimal places, the mean of 9, 13, 16, 17, 19, 23, 24. ...
The number of goals scored by a football team in 20 matches is shown in the table above What is...
Solve for x and y in the equations below x2 - y2 = 4 x + y = 2...
Solve the equations: 4x -y = 11; 5x + 2y = 4. ...
Find the gradient of a line which is perpendicular to the line with the equation 3x + 2y + 1 = 0 ...