If the first letter from the left side of the word is removed, then how many words contain at least two consonants?
PEAR NOSE MOTH WEST RUIN EAR OSE OTH EST UIN
If x2 – 5x + 1 = 0, then find the value of {x2 + (1/x2)}.
Find the value of 3/4 cot² 30° + cos² 30°-3cosec²60° + tan² 60°.
If a + b + c = 12 and ab + bc + ca = 50, then find the value of a2 + b2 + c2.
if 3y-3/y=8 then find the value of y ² +1/y²
If x2 – xy + y2 = 16 and x4 + x2y2 + y4 = 320 then find x2 + xy + y2...
If x + y + z = 30, x² + Y² + z² = 460 and x z = y², then find the value of x z?
If 4x² + y² = 25 and x y = 6, then find the value of 2x + y?
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 a + b + c = 8, a² + b² + c² = 18 and ab + b c+ ca = 12, then what is the value of a³ + b³ +c³ –3abc?
