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Rationalise the denominator and simplify `(2sqrt(6) - sqrt(5))/(3sqrt(5) - 2sqrt(6))`
Concept: undefined >> undefined
Rationalise the denominator and simplify `sqrt(5)/(sqrt(6) + 2) - sqrt(5)/(sqrt(6) - 2)`
Concept: undefined >> undefined
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Find the value of a and b if `(sqrt(7) - 2)/(sqrt(7) + 2) = asqrt(7) + b`.
Concept: undefined >> undefined
If x = `sqrt(5) + 2`, then find the value of `x^2 + 1/x^2`
Concept: undefined >> undefined
Given `sqrt(2)` = 1.414, find the value of `(8 - 5sqrt(2))/(3 - 2sqrt(2))` (to 3 places of decimals).
Concept: undefined >> undefined
Represent the following numbers in the scientific notation:
569430000000
Concept: undefined >> undefined
Represent the following numbers in the scientific notation:
2000.57
Concept: undefined >> undefined
Represent the following numbers in the scientific notation:
0.0000006000
Concept: undefined >> undefined
Represent the following number in the scientific notation:
0.0009000002
Concept: undefined >> undefined
For which set of numbers do the mean, median and mode all have the same values?
Concept: undefined >> undefined
Write the following numbers in decimal form:
3.459 × 106
Concept: undefined >> undefined
Write the following numbers in decimal form:
5.678 × 104
Concept: undefined >> undefined
Write the following numbers in decimal form:
1.00005 × 10−5
Concept: undefined >> undefined
Write the following numbers in decimal form:
2.530009 × 10−7
Concept: undefined >> undefined
Represent the following numbers in scientific notation:
(300000)2 × (20000)4
Concept: undefined >> undefined
Represent the following numbers in scientific notation:
(0.000001)11 ÷ (0.005)3
Concept: undefined >> undefined
Represent the following numbers in scientific notation:
`{(0.00003)^6 xx (0.00005)^4} ÷ {(0.009)^3 xx (0.05)^2}`
Concept: undefined >> undefined
Represent the following information in scientific notation:
The world population is nearly 7000,000,000
Concept: undefined >> undefined
Represent the following information in scientific notation:
One light year means the distance 9460528400000000 km
Concept: undefined >> undefined
Represent the following information in scientific notation:
Mass of an electron is 0.000 000 000 000 000 000 000 000 000 00091093822 kg
Concept: undefined >> undefined
