What type of change is exemplified by the burning of wood and digestion of food?
Both the burning of wood and digestion of food involve chemical changes where new substances are created, highlighting the transformative nature of these processes which are irreversible and involve energy changes.
Find ‘x’ if (x³+3x)/(3x²+1) = 189/61
The coefficient of ‘b2’ in (3a + b)3 is
If x4 + x3 + x2 + x + 1 = 0, then find the value of x1525 + x720 + 14 + x320 =?
If x = (2+√3)/(2-√3), y = (2-√3)/(2+√3)
Then find out the value of (x²+y²-xy)/(x²+y²+xy)
In a triangle ABC, a point D lies on AB and points E and F lie on BC such that DF is parallel to AC and DE is parallel to AF. If BE = 4 cm. EF = 6cm. th...
If (x² + 1)/x = 3, what is the value of (x¹² + 1)/x ⁶ ?
What is the square root of the following?
(x² –12x+36) (x² + 8x + 16)
When positive numbers x, y and z are divided by 31, the remainders are 17, 24 and 27, respectively. When (4x - 2y + 3z) is divided by 31, the remainder ...
If 4x + 1/3x = 12 then find the value of 9x2 +1/16x2.
