-1 ≤ x ≤ 2
-1 ≤ x < 2
-1 < x < 2
-1 < x ≤ 2
Correct answer is D
-7 ≤ 9 - 8x < 16 - x
-7 ≤ 9 - 8x and 9 - 8x < 16 - x
-7 - 9 ≤ -8x and -8x + x < 16 - 9
-16 ≤ -8x and -7x < 7
∴ x \leq 2 and -1 < x
-1 < x \leq 2.
The ages of students in a small primary school were recorded in the table below. Age&nb...
On a pie chart there are six sectors of which four angles are 30°, 45°, 60°, 90°&nbs...
Given that y = 1 - \frac{2x}{4x - 3}, find the value of x for which y is undefined ...
A side and a diagonal of a rhombus are 10cm and 12cm respectively, Find its area ...
P, R and S lie on a circle center as shown above while Q lies outside the circle. Find ∠PSO ...
Find the equation of the line through (5,7) parallel to the line 7x + 5y = 12 ...
If the mean of the numbers 0, (x+2), (3x+6), and (4x+8) is 4, find their mean deviation. ...
Evaluate x2(x2 - 1)-\frac{1}{2} - (x2 - 1)\frac{1}{2}...
Find the capacity in liters of a cylindrical well of radius 1 meter and depth 14 meters [π = 22/...
If A = { 1, 2, 3, 4, 5, 6}, B = { 2, 4, 6, 8 }. Find (A – B) ⋃ (B – A). ...