If a - b = 3 and a³ - b³ = 999, then Find the value of a² - b².

If (a + b)² = 196 and ab = 12, then find the value of 2(a³ + b³). 

If a –  b = p, ab = q, then (a⁴ + b⁴) is equal to:

If 10x² - 6xy + y² - 4x + 4 = 0, then find the value of (x + 2y).

If a³ + b³ +c³-3abc = 250 and a + b + c=10, then what will be the value of (1/5)(ab + bc + ca)?

If x² + y² = 45 and x - y = 5, then what is the value of x³ - y³?

If a² + b² = 72 and a - b = 6, find the value of a³ - b³.

If a² + b² + c² + 170 = 2(8a + 5b - 9c), then the value of \(\sqrt{4a+8b-c}\) will be

If a + b + c = 13 and ab + bc + ca = 45, find a² + b² + c².

Find the value of (a³ + b³+ c³ - 3abc), where a = 335, b= 215 and c = 180.

If a + b + c = 6 and a² + b² + c² = 14, then what is the value of (a - b)² + (b − c)² + (c- a)²?

If a + b + c = 7 and a³ + b³ + c³ - 3abc = 301, then ab + bc + ca = ?

If a² + b² + c² = ab + bc + ac, then the value of \(\frac{11 a^4+13 b^4 + 17 c^4}{17 a²b+9bc² + 15 c²a}\) is.

If x³ – y³ = 456 and x – y = 6. Find the value of (x + y)² – xy.

If a² + b² + 49c² + 18 = 2(b - 28c - a), then the value of (a - b - 7c) is:

a + b = 5, ab = 3 then what is the value of a - b?

If a² - b² = 72 & ab = 27, find \(\frac{b}{a} - \frac{a}{b}\).

If a + b + c = 12 and ab + bc + ca = 40, then what is the value of a² + b² + c²?

If (a + b + c) = 48, (a - b) = 4 , (b - c) = 6, (c - a) = 5 and (a³ + b³ + c³) = 2478 then, find the value abc/3.

If 4x² + y² = 40 and xy = 6, then find the value of 2x + y.