The groundwater table is measured by:
A piezometer is a device used to measure the level of groundwater. It works by measuring the pressure of the water in a well.
If y + 1/y = 2 then find y117 + 1/(y117)
If = 4 then
Which of the following statements is correct?
I. If x = 12, y = –2 and z = –10, then x³ + y³
+ z³ = 360
II. If x + y = 48 an...
In a class of 70 students and 25 teachers, each student got gifts that were 20% of total number of students and each teacher got gifts that were 10% of ...
A, B and C are three points on a circle such that the angles subtended by the chord AB and AC at the centre O are 110° and 130°, respectively. Then th...
What is the simplified form of the expression?
(1 + x) (1 + x²) (1 + x⁴) (1 + x⁸) (1 – x)?
A.(1-x40)
B.(1-x1...
If the 14th term of an arithmetic series is 6 and 6th term is 14, then what is the 95th term?
If 2x+1, x+2, 2 and 5 are in proportion, then what is the mean proportional between 3.5(1-x) and 8(1+x)?
If (x+1/x)2 = 3 Then the value of
x96 + x66 + x42 + x18 + x12 + 1 is