If x + y + z = 22 and xy + yz + zx = 35, then what is the value of (x – y)2 + (y – z)2 + (z – x)2?
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If the hour hand of a clock moves by 18 deg then by how many degrees does the minute hand move during the same time?
ABC is a triangle. AB = 5 cm, AC = √41 cm and BC = 8 cm. AD is perpendicular to BC. What is the area (in cm2) of triangle ABD?
cot2A + cos2A is equal to
If L denotes 'x', M denotes '÷' , P denotes '+' and Q denotes '-' then 16P24M8Q6M2L3
Find the curved surface area (in cm²) of a hemisphere of diameter 28 cm
Which nation officially changed its name to North Macedonia?
Public policy tools involve a combination of