Advertisements
Advertisements
प्रश्न
Solve the following quadratic equation for x:
`4sqrt3x^3+5x-2sqrt3=0`
Advertisements
उत्तर
`4sqrt3x^3+5x-2sqrt3=0`
`rArr 4sqrt3^3+8x-3x-2sqrt3=0`
`rArr4x(sqrt3x+2)-sqrt3(sqrt3x+2)=0`
`rArr(sqrt3)/4\text{or} x = -2/sqrt3`
APPEARS IN
संबंधित प्रश्न
Find two numbers whose sum is 27 and product is 182.
If the list price of a toy is reduced by Rs. 2, a person can buy 2 toys more for Rs. 360. Find the original price of the toy.
If \[x^2 + k\left( 4x + k - 1 \right) + 2 = 0\] has equal roots, then k =
Solve the following equation: (x-8)(x+6) = 0
Solve the following equation : `"ax"^2 + (4"a"^2 - 3"b")"x" - 12"ab" = 0`
Solve the following equation: `("a+b")^2 "x"^2 - 4 "abx" - ("a - b")^2 = 0`
The sum of the square of two numbers is 233. If one of the numbers is 3 less than twice the other number. Find the numbers.
Car A travels x km for every litre of petrol, while car B travels (x + 5) km for every litre of petrol.
Write down the number of litres of petrol used by car A and car B in covering a distance of 400 km.
A rectangle of area 105 cm² has its length equal to x cm. Write down its breadth in terms of x. Given that the perimeter is 44 cm, write down an equation in x and solve it to determine the dimensions of the rectangle.
Solve the following quadratic equation by factorisation method:
x2 + x – 20 = 0
