Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

You are not logged in.

- Topics: Active | Unanswered

**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,028

Hi,

#6572. If a + b + c = 6 and ab + bc + ca = 11, find the value of bc(b + c) + ca(c + a) + ab(a + b) + 3abc.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,028

Hi,

#6573. Find the value of x if

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,028

Hi,

.

#6574. In ΔABC, if

find the value of .It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,028

Hi,

.

#6575. Find the difference between the largest and the smallest angles of a triangle whose angles are in the ratio 5:3:10.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,028

Hi,

.

#6576. If

and find the value of .Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,028

Hi,

#6577. If

find the value of .Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,028

Hi,

.

#6578. A cylindrical vessel of radius 4 centimeters contains water. A solid sphere is dipped into the water until it is completely immersed. Find the rise in water level.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,028

Hi,

#6579. If

, find the value of .Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,028

Hi,

.

#6580. If

find the value of 'a'.Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline