Question
Solution
characteristic equation det(A−λI)=0, where I is the identity matrix and λ represents the eigenvalues. 
The eigenvalues are the values of λ that satisfy this equation: 3 − λ =0 ⟹ λ=3 λ−1=0 ⟹ λ=1 λ−3=0 ⟹ λ=3 The eigenvalues are 1, 3, 3.
12 × 6 + 24 – 36 of 5 + 160 = ?
What will come in the place of question mark (?) in the given expression?
? = {1026 ÷ 54 + 17 × 13 – (384 ÷ 24)}Â
136% of 560 - 2/7 of 630 + 45% of 420 =?
(160 × 12 - 13 × 20)/(120 × 2 + 2 × 35 + 2 × 11) = ?
Find the value of 'p' in the given expression: 15 of 6 ÷ p x 4 = 30.
- What will come in the place of question mark (?) in the given expression?
121/? = ?/144 Ravi is 12 years younger than Surya. Ravi's age is 40% of the sum of his and Surya's age. What will be Surya's age 9 years hence?Â
If x + y + 3 = 0, then find the value of x3 + y3 – 9xy + 9.
? % of 1200 = 20% of 30% of 3600
- What will come in place of (?), in the given expression.
(81 ÷ 9) + (121 ÷ 11) + (64 ÷ 8) = ?
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