Question
Solution
ATQ,
The mean age of 30 students was calculated as 15 years. However, it was later discovered that one student's age was mistakenly entered as 15 years inste...
If ab + bc + ca = 0
Find the value of 1/(a2 - bc) + 1/(b2 - ca) + 1/(c2 - ab)
- If x² - 2x + 1 = 0, then find the value of (x⁴ + x⁻⁴)(x + x⁻¹).
If a 2 + b 2 + c 2 = 40 & ab + bc + ca = 12 then a + b+ c = ?
If x = 99, then the value of x5 - 100x4 + 100x3 - 100x2 + 100x - 1 is
(288 ÷ 8)² × (144 ÷ 24)³ = 24 × ? × (51840 ÷ 20)
What is the HCF of (x³ + 3x² - x - 3) and (x³ + 4x² + x - 6)?
Suppose xy = -15 and (x² + y²) = 34, then determine the value of (x – y).
If a+1/a =9, then a5+1/a5 is equal to: