Advertisements
Advertisements
प्रश्न
Solve the following equation: 4x2 + 16x = 0
Advertisements
उत्तर
4x2 + 16x = 0
4x(x + 4) =0
4x = 0, (x + 4) =0
x = 0, x = - 4
APPEARS IN
संबंधित प्रश्न
The product of two successive integral multiples of 5 is 300. Determine the multiples.
The area of a right angled triangle is 165 m2. Determine its base and altitude if the latter exceeds the former by 7 m.
Solve:
`1/p + 1/q + 1/x = 1/(x + p + q)`
Solve:
x(x + 1) + (x + 2)(x + 3) = 42
If the sum of the roots of the equation \[x^2 - \left( k + 6 \right)x + 2\left( 2k - 1 \right) = 0\] is equal to half of their product, then k =
Solve the following equation : `"ax"^2 + (4"a"^2 - 3"b")"x" - 12"ab" = 0`
Solve the following quadratic equation using formula method only
x2 - 7x - 5 = 0
Solve equation using factorisation method:
4(2x – 3)2 – (2x – 3) – 14 = 0
An aeroplane travelled a distance of 400 km at an average speed of x km/hr. On the return journey the speed was increased by 40 km/hr. Write down the expression for the time taken for
the return Journey. If the return journey took 30 minutes less than the onward journey write down an equation in x and find its value.
Solve the following equation by factorization
x2 – 3x – 10 = 0
